A
Alarm · History · Instrument
Alarm part · History · Part
Alarm with bell · History · Part
Alarm with bell · History · Part
Alarm, selective station call · History · Instrument
Alcohol burner · History · Object
Alcohol burner · History · Object
Alcohol burner · History · Object
Alcohol burner, lamp parts · History · Object
Ammeter · History · Instrument
Ammeter · History · Instrument
Ammeter, alternating current · History · Instrument
Ammeter, direct current · History · Instrument
Ammeter, milliamperes · History · Instrument
Ammeter, Weston · History · Instrument
Amplifier, photoelectric · History · Instrument
Apex balancing resistance · History · Instrument
Apex balancing resistance · History · Instrument
Apex balancing resistance · History · Instrument
Apex balancing resistance. · History · Part
Artificial cable cabinet · History · Object
Artificial cable cabinet · History · Object
Artificial cable cabinet · History · Object
Artificial cable cabinet · History · Instrument
Artificial cable cabinet · History · Instrument
Artificial cable cabinet · History · Instrument
Artificial cable cabinet · History · Object
Artificial cable cabinet · History · Object
Artificial cable cabinet · History · Object
Artificial cable cabinet · History · Object
Artificial cable cabinet · History · Object
Artificial cable cabinet · History · Object
Artificial cable cabinet · History · Object
Artificial cable cabinet, large · History · Object
Artificial cable cabinet, large · History · Object
Artificial cable cabinet, large · History · Instrument
Artificial cable cabinet, large · History · Object
Artificial cable cabinet, small · History · Instrument
Artificial cable cabinet� · History · Instrument
Artificial line unit · History · Instrument
Artificial line unit · History · Instrument
Artificial line unit · History · Instrument
Artificial line unit · History · Instrument
Artificial line unit · History · Instrument
Artificial line unit · History · Instrument
Artificial line unit · History · Instrument
Artificial line unit · History · Instrument
Artificial line unit · History · Instrument
Artificial line unit · History · Instrument
Artificial line unit · History · Instrument
Artificial line unit, small · History · Instrument
Artificial line unit, small · History · Instrument
Artificial line unit, small · History · Instrument
Artificial line unit, small · History · Instrument
Artificial line unit, small · History · Instrument
Artificial line unit, small · History · Instrument
Artificial line unit, small · History · Instrument
Artificial line unit, small · History · Instrument
Artificial line unit, small · History · Instrument
Artificial line unit, small · History · Instrument
Artificial line unit, small · History · Instrument
Artificial line unit, small · History · Instrument
Artificial line unit, small · History · Instrument
Artificial line unit, small · History · Instrument
Artificial line unit, small · History · Instrument
Artificial line unit, small · History · Instrument
Artificial line unit, small · History · Instrument
Artificial line unit, small · History · Instrument
Artificial line unit, small · History · Instrument
Artificial line unit, small · History · Instrument
Artificial line unit, small · History · Instrument
Artificial line unit, small · History · Instrument
Artificial line unit, small · History · Instrument
Artificial line unit, small · History · Instrument
Artificial line unit, small · History · Instrument
Artificial line unit, small · History · Instrument
Artificial line unit, small · History · Instrument
Artificial line unit, small · History · Instrument
Artificial line unit, small · History · Instrument
Artificial line unit, small · History · Instrument
Artificial line unit, small · History · Instrument
Artificial line unit, small · History · Instrument
Artificial line unit, small · History · Instrument
Artificial line unit, small · History · Instrument
Artificial line unit, small · History · Instrument
Artificial line unit, small · History · Instrument
Artificial line unit, small�� · History · Instrument
Artificial line unit, type A · History · Instrument
Artificial line unit, type A · History · Instrument
Artificial line unit, type A · History · Instrument
Artificial line unit, type A · History · Instrument
Artificial line unit, type A · History · Instrument
Artificial line unit, type A · History · Instrument
Artificial line unit, type A · History · Instrument
Artificial line unit, type A · History · Instrument
Artificial line unit, type B · History · Instrument
Artificial line unit, type B · History · Instrument
Artificial line unit, type B · History · Instrument
Artificial line unit, type B · History · Instrument
Artificial line unit, type B · History · Instrument
Artificial line unit, type B · History · Instrument
Artificial line unit, type B · History · Instrument
Artificial line unit, type B · History · Instrument
Artificial line unit, type B · History · Instrument
Artificial line unit, type B · History · Instrument
Artificial line unit, type B · History · Instrument
Artificial line unit, type B · History · Instrument
Artificial line unit, type B · History · Instrument
Artificial line unit, type B · History · Instrument
Artificial line unit, type B · History · Instrument
Artificial line unit, type B · History · Instrument
Artificial line unit, type B · History · Instrument
Artificial line unit, type B · History · Instrument
Artificial line unit, type B · History · Instrument
Artificial line unit, type B · History · Instrument
Artificial line unit, type B · History · Instrument
Artificial line unit, type B · History · Instrument
Artificial line unit, type B · History · Instrument
Artificial line unit, type B · History · Instrument
Artificial line unit, type B · History · Instrument
Artificial line unit, type B · History · Instrument
Artificial line unit, type B · History · Instrument
Artificial line unit, type B · History · Instrument
Artificial line unit, type B · History · Instrument
Artificial line unit, type B · History · Instrument
Artificial line unit, type B · History · Instrument
Artificial line unit, type B · History · Instrument
Artificial line unit, type B · History · Instrument
Artificial line unit, type B · History · Instrument
Artificial line unit, type B · History · Instrument
Artificial line unit, type B · History · Instrument
Artificial line unit, type B · History · Instrument
Artificial line unit, type B · History · Instrument
Artificial line unit, type B · History · Instrument
Artificial line unit, type B · History · Instrument
Artificial line unit, type B · History · Instrument
Artificial line unit, type B · History · Instrument
Artificial line unit, type B · History · Instrument
Artificial line unit, type B · History · Instrument
Artificial line unit, type B · History · Instrument
Artificial line unit, type B · History · Instrument
Artificial line unit, type B · History · Instrument
Artificial line unit, type B · History · Instrument
Artificial line unit, type B · History · Instrument
Artificial line unit, type B · History · Instrument
Artificial line unit, type B · History · Instrument
Artificial line unit, type B · History · Instrument
Artificial line unit, type B · History · Instrument
Artificial line unit, type B · History · Instrument
Artificial line unit, type B · History · Instrument
Artificial line unit, type B · History · Instrument
Artificial line unit, type B · History · Instrument
Artificial line unit, type B · History · Instrument
Artificial line unit, type B · History · Instrument
Artificial line unit, type B · History · Instrument
Artificial line unit, type B · History · Instrument
Artificial line unit, type B · History · Instrument
Artificial line unit, type B · History · Instrument
Artificial line unit, type B · History · Instrument
Artificial line unit, type B · History · Instrument
Artificial line unit, type B · History · Instrument
Artificial line unit, type B · History · Instrument
Artificial line unit, type B · History · Instrument
Artificial line unit, type B · History · Instrument
Artificial line unit, type B · History · Instrument
Artificial line unit, type B · History · Instrument
Artificial line unit, type B · History · Instrument
Artificial line unit, type B · History · Instrument
Artificial line unit, type B · History · Instrument
Artificial line unit, type B · History · Instrument
Artificial line unit, type B · History · Instrument
Artificial line unit, type B · History · Instrument
Artificial line unit, type B · History · Instrument
Artificial line unit, type B · History · Instrument
Artificial line unit, type B · History · Instrument
Artificial line unit, type B · History · Instrument
Artificial line unit, type B�� · History · Instrument
Atomizer · History · Object
B
Base · History · Part
Base, circular · History · Part
Base, frame, permanent magnet · History · Instrument
Base, frame, permanent magnet · History · Instrument
Base, frame, permanent magnet · History · Instrument
Base, frame, permanent magnet · History · Instrument
Base, frame, permanent magnet · History · Instrument
Base, frame, permanent magnet · History · Instrument
Base, frame, permanent magnet · History · Instrument
Base, frame, permanent magnet · History · Instrument
Base, frame, permanent magnet · History · Instrument
Base, wooden · History · Object
Battery case · History · Object
Battery case, round · History · Object
Battery charger · History · Instrument
Battery charger, Tungar · History · Instrument
Battery key with long leakage path · History · Instrument
Battery syringe · History · Object
Battery, automobile · History · Object
Battery, storage · History · Object
Battery, storage · History · Object
Battery, storage · History · Object
Battery, storage · History · Object
Battery, storage · History · Object
Bell jar · History · Object
Bench · History · Object
Boiler · History · Object
Box for direct writer coil · History · Object
Box, instrument, large · History · Object
Box, wood,contains various parts · History · Object
Box, wooden, w/solder,wire,siphons · History · Object
Box, wooden- misc. parts,2 ink wells. · History · Part
Brass pegs / parts · History · Part
Brass plugs & resin · History · Object
Brass rod · History · Object
Burner · History · Object
C
Cabinet, control · History · Object
Cable board- 1944 telegraph / TAT-3 & 4 · History · Object
Cable board-TAT 5 & 6 · History · Object
Cable key model / demonstration · History · Instrument
Cable recorder signal coil · History · Instrument
Cable recorder signal coil · History · Instrument
Cable section · History · Object
Cable section, "Le Direct" · History · Object
Cable section, 1906 · History · Object
Cable section, 1906 · History · Object
Cable section, 1926 · History · Object
Cable section, 1926 · History · Object
Cable section, 1954, chafe resistant · History · Object
Cable section, 1955 · History · Object
Cable section, commemorative/100year FCS · History · Object
Cable section, Duxbury · History · Object
Cable section, Duxbury, MA 1930s · History · Object
Cable section, Guam -Bonin, Japan 1906 · History · Object
Cable section, on wooden board, No ID · History · Object
Cable section, Orleans to Brest · History · Object
Cable section, Orleans-Brest cable · History · Object
Cable section, Orleans-St. Pierre, 1879 · History · Object
Cable section, Phillipines-South Vietnam · History · Object
Cable section, TAT-1,1955 · History · Object
Cable section, telephone co-axial 1990? · History · Object
Cable section, telephone co-axial 1996 · History · Object
Cable section, telephone, AT&T 1998 · History · Object
Cable section, thin, insulated · History · Object
Cable section, unknown ID · History · Object
Cable section, unknown ID · History · Object
Cable section, Western Union · History · Object
Cable section- 1952 · History · Object
Cable section- Alaska telephone 1956 · History · Object
Cable sections, AT&T fibre optic · History · Object
Cable sections, Seattle-Alaska, 1924 · History · Object
Cable sections, telephone · History · Object
Cable sections, uncertain ID · History · Object
Cables, Orleans - Brest (Le Direct) · History · Object
Cables, Orleans - St. Pierre · History · Object
Cables, Orleans-New York · History · Object
Capacitance dial · History · Instrument
Capacitors, 2 small, wired together · History · Instrument
Capacitors, 5 small · History · Instrument
Capacitors, small · History · Part
Capacitors, small · History · Part
Case, wood, small brass gears · History · Instrument
Case, wooden · History · Object
Case, wooden · History · Instrument
Case, wooden · History · Instrument
Case, wooden · History · Object
Case, wooden · History · Object
Case, wooden · History · Object
Chair · History · Object
Chair · History · Object
Chair · History · Object
Chair · History · Object
Chair · History · Object
Chair · History · Object
Chair · History · Object
Chair · History · Object
Choke · History · Part
Clamp with one insulated terminal · History · Part
Clamp with two insulated terminals · History · Part
Clock · History · Object
Clock · History · Object
Clock, time · History · Object
Coil · History · Part
Coil · History · Part
Coil assembly, Sullivan galvanometer · History · Part
Coil component/unit, Muirhead & Co. · History · Instrument
Coil device, magnetic · History · Instrument
Coil unit/component · History · Instrument
Coil unit/component · History · Instrument
Coil, automobile · History · Part
Coil, frame and arm · History · Part
Coil, frame and arm · History · Part
Coil, galvanometer · History · Part
Coil, galvanometer · History · Part
Coil, galvanometer · History · Part
Coil, galvanometer · History · Part
Coil, galvanometer · History · Part
Coil, galvanometer · History · Part
Coil, galvanometer · History · Part
Coil, galvanometer · History · Part
Coil, Lodge lightning arrester · History · Part
Coil, Lodge lightning arrester · History · Part
Coil, Model-T Ford · History · Part
Coils, galvanometer · History · Part
Condenser · History · Instrument
Condenser · History · Instrument
Condenser · History · Instrument
Condenser · History · Instrument
Condenser · History · Instrument
Condenser · History · Instrument
Condenser · History · Instrument
Condenser · History · Instrument
Condenser · History · Instrument
Condenser · History · Instrument
Condenser · History · Instrument
Condenser · History · Instrument
Condenser · History · Instrument
Condenser · History · Instrument
Condenser · History · Instrument
Condenser · History · Instrument
Condenser · History · Instrument
Condenser · History · Instrument
Condenser · History · Instrument
Condenser · History · Instrument
Condenser · History · Instrument
Condenser · History · Instrument
Condenser · History · Instrument
Condenser · History · Instrument
Condenser · History · Instrument
Condenser · History · Instrument
Condenser · History · Instrument
Condenser · History · Instrument
Condenser · History · Instrument
Condenser · History · Instrument
Condenser · History · Instrument
Condenser · History · Instrument
Condenser · History · Instrument
Condenser · History · Instrument
Condenser · History · Instrument
Condenser · History · Instrument
Condenser · History · Instrument
Condenser · History · Instrument
Condenser · History · Instrument
Condenser · History · Instrument
Condenser · History · Instrument
Condenser · History · Instrument
Condenser · History · Instrument
Condenser · History · Instrument
Condenser, small, type 21AA · History · Instrument
Condenser, small, type 21AA · History · Instrument
Condenser, small, type 21AP · History · Instrument
Condenser, small, type 21AP · History · Instrument
Condenser, small, type 21AP · History · Instrument
Condenser, small, type 21AP · History · Instrument
Condenser, small, type 21AP · History · Instrument
Condenser, small, type 21AP · History · Instrument
Condenser, small, type 21AP · History · Instrument
Condenser, small, type 21AP · History · Instrument
Condenser, small, type 21D · History · Instrument
Condenser, small, type 21D · History · Instrument
Condenser, small, type 21E · History · Instrument
Condenser, small, type 21E · History · Instrument
Condenser, small, type 21E · History · Instrument
Condenser, small, type 21F · History · Instrument
Condenser, small, type 21F · History · Instrument
Condenser, small, type 21F · History · Instrument
Condenser, small, type 21N · History · Instrument
Condenser, standard · History · Instrument
Condenser, subdivided · History · Instrument
Condenser, subdivided · History · Instrument
Condenser, subdivided · History · Instrument
Condenser, top plate · History · Instrument
Condenser, top plate · History · Instrument
Condensers · History · Instrument
Condensers, two small · History · Instrument
Condensor, subdivided · History · Instrument
Conduit with sixteen terminals · History · Part
Container · History · Object
Container, glass · History · Object
Container, glass · History · Object
Container, metal · History · Object
Container, tin · History · Object
Container, tin · History · Object
Control panel · History · Instrument
Control panel · History · Instrument
Cord · History · Part
Cores · History · Object
Cores · History · Object
Cover, brass and mount · History · Part
Cover, wood frame w/ glass · History · Object
Crate lid · History · Object
Current indicator · History · Instrument
D
Dehumidiefier · History · Instrument
Desk, roll top · History · Object
Desk, roll top · History · Object
Diagram of land telegraph lines · History · Documents- Museum
Dial, calibrated · History · Part
Direct writer · History · Instrument
Direct writer · History · Instrument
Direct writer · History · Instrument
Direct writer · History · Instrument
Direct writer · History · Instrument
Direct writer base, mounting frame... · History · Part
Direct writer, double pen, Cloakey · History · Instrument
Direct writer, part · History · Part
Dish, china · History · Object
Dishes, china · History · Object
Door, artificial cable cabinet · History · Instrument
Door, artificial cable cabinet, large · History · Object
Door, artificial cable cabinet, large · History · Object
Door, artificial cable cabinet, large · History · Object
Door, artificial line cabinet · History · Object
Doorbell buttons · History · Part
Draw-off motor, Brest / siphon recorder · History · Instrument
Drive belts · History · Part
Drive shaft · History · Part
Drive shafts, geared · History · Part
Drive wheel · History · Part
Drive wheel · History · Part
Drive wheels connected by an axle · History · Part
Driving fork · History · Instrument
Driving fork · History · Instrument
Driving fork · History · Instrument
Driving fork · History · Instrument
Driving fork · History · Instrument
Driving fork · History · Instrument
Driving fork · History · Instrument
Driving fork · History · Instrument
Driving fork · History · Instrument
Driving fork · History · Instrument
Drums, spare · History · Part
Drums, spare · History · Part
Drums, spare · History · Part
Drums, spare · History · Part
Drums, spare · History · Part
Drums, spare · History · Part
Drums, spare · History · Part
E
Equipment holder, adjustable · History · Object
F
Fan, electric, 1918 model · History · Object
Filter, six terminal · History · Part
Filter, six terminal · History · Part
Filter, six terminal · History · Part
Fire extinguisher · History · Object
Fire sprinkler, brass · History · Object
French flag and duplicate · History · Object
Funnel, glass · History · Object
G
Galvanometer · History · Instrument
Galvanometer coil unit · History · Instrument
Galvanometer frame (wood) · History · Object
Galvanometer frame, coil, mirror · History · Part
Galvanometer lamp part · History · Part
Galvanometer part · History · Part
Galvanometer shunt · History · Instrument
Galvanometer shunt, with plug short · History · Instrument
Galvanometer suspension frame · History · Part
Galvanometer suspension frame and coil · History · Part
Galvanometer suspension frame and coil · History · Part
Galvanometer suspension frame and coil · History · Part
Galvanometer, marine type · History · Instrument
Galvanometer, marine type · History · Instrument
Galvanometer, mirror · History · Instrument
Galvanometer, Sullivan · History · Instrument
Gauge, letters per minute · History · Part
Gears, brass · History · Part
Gears, brass, in wood case · History · Part
Gears,small brass,in wooden case · History · Part
Gears,small brass,in wooden case · History · Part
Gears,small brass,in wooden case · History · Part
Gears,small brass,in wooden case · History · Part
Gears,small brass,in wooden case · History · Part
Gears,small brass,in wooden case · History · Part
Gears,small brass,in wooden case · History · Part
Gears,small brass,in wooden case · History · Part
Glass casing / early battery · History · Object
Glass dome · History · Object
Glass jar · History · Object
Glass trays · History · Object
Globe · History · Object
Grappling hook and rope · History · Object
Grindstone, large · History · Object
H
Handle · History · Object
Handsaw · History · Object
Head set · History · Object
Headphone set · History · Object
Heurtley magnifier · History · Instrument
Heurtley magnifier frame · History · Part
Heurtley magnifier frame · History · Part
Hinges, two/ missing one part · History · Object
Hot plate · History · Object
Housing · History · Part
Housing · History · Part
Housing, galvanized steel · History · Object
Humidiguide · History · Instrument
Hydrometer · History · Instrument
Hydrometer · History · Instrument
Hydrometer · History · Instrument
Hydrometer · History · Instrument
Hydrometer · History · Instrument
Hydrometer · History · Instrument
Hydrometer · History · Instrument
Hydrometer · History · Instrument
Hydrometer · History · Instrument
Hydrometer · History · Instrument
Hydrometer · History · Instrument
Hydrometer · History · Instrument
Hydrometer · History · Instrument
Hydrometer · History · Instrument
I
Ink & accesories · History · Object
Ink bottle · History · Object
Ink bottle · History · Object
Instrument mount · History · Part
Instrument base · History · Part
Instrument base · History · Part
Instrument base, metal / telegraph key · History · Part
Instrument base, metal / telegraph key · History · Part
Instrument base, wood · History · Object
Instrument board · History · Part
Instrument box · History · Object
Instrument box · History · Object
Instrument box · History · Object
Instrument case · History · Object
Instrument case · History · Object
Instrument case · History · Object
Instrument case · History · Object
Instrument case · History · Object
Instrument case · History · Object
Instrument case · History · Object
Instrument case · History · Object
Instrument mounting · History · Part
Instrument panel · History · Part
Instrument panel · History · Part
Instrument panel · History · Part
Instrument panel · History · Part
Instrument panel, partially disassembled · History · Instrument
Instrument parts · History · Part
Instrument parts · History · Instrument
Instrument platform with four terminals · History · Part
Instrument tripod · History · Object
Instument base, metal / telegraph key · History · Part
Insulator · History · Object
Insulator · History · Object
Insulator · History · Object
Insulator · History · Object
Insulator · History · Object
Inter-phone · History · Instrument
Inter-phone · History · Instrument
Interrupter · History · Part
J
Jig · History · Object
Jig for forming glass siphons · History · Object
Jigs · History · Object
Jones adapter · History · Part
Jones adapter · History · Part
Jones adapter · History · Part
Jones adapter · History · Part
Jones adapter, large · History · Instrument
Jones adapter, seven terminal ? · History · Part
Jones recepticles / adaptors · History · Part
Jug, large glass · History · Object
K
Key, discharge · History · Instrument
Keys, brass · History · Part
Kleinschmidt parts / cardboard box · History · Part
Kleinschmidt perforator · History · Instrument
Kleinschmidt perforator · History · Instrument
Kleinschmidt perforator · History · Instrument
Kleinschmidt perforator · History · Instrument
Kleinschmidt perforator · History · Instrument
Kleinschmidt perforator · History · Instrument
Kleinschmidt perforator, power unit · History · Instrument
Kleinschmidt recorder / Duxbury · History · Instrument
Kleinschmidt recorder parts · History · Part
L
Laboratory stand · History · Object
Ladder · History · Object
lamp part, galvanometer · History · Part
Lamp, electric · History · Part
Lamp, electric · History · Object
Lamp, electric · History · Object
Lamp, galvanometer · History · Instrument
Lamp, galvanometer · History · Instrument
Lamp, kerosene · History · Object
Lamp, oil · History · Object
Lapel button · History · Object
Lenses with mounts (4 items) · History · Part
Lenses, photo cell · History · Part
Letter press · History · Object
Letter press on two drawer table · History · Object
Letters-per-minute gauge · History · Instrument
Light source · History · Instrument
Light source · History · Instrument
Light source · History · Instrument
Lightning arrester · History · Instrument
Lightning arrester · History · Instrument
Lightning arrester · History · Instrument
Lightning arrester · History · Instrument
Lightning arrester part · History · Part
Lightning arrester part · History · Part
Lightning arrester part · History · Part
Lightning arrester, Argus type · History · Instrument
Lightning arrester, Argus type · History · Instrument
Lightning arrester, Argus type · History · Instrument
Lightning arrester, Argus type · History · Instrument
Lightning arrester, early · History · Instrument
M
Machine parts · History · Part
Machine, grinder for glass siphon pens · History · Instrument
Magnet, permanent circular · History · Instrument
Magnet, signal coil · History · Part
Magnifier, moving coil · History · Instrument
Magnifying glass · History · Object
Main switch, with fuses, porcelain · History · Part
Main switch, with fuses, porcelain · History · Part
Mallet perforator, Elliot Bros. · History · Instrument
Mallet perforator, Elliot Bros. · History · Instrument
Mallet perforator, Elliot Bros. · History · Instrument
Mallet perforator, Muirhead & Co. · History · Instrument
Mallet perforator, Muirhead & Co. · History · Instrument
Mallet perforator, Muirhead &Co. · History · Instrument
Map · History · Documents -Station
Map, 3 dimensional · History · Object
Message marker · History · Object
Message tape path · History · Object
Message tape path, wood · History · Object
Metal detector · History · Instrument
Microamperes meter · History · Instrument
Millammeter, direct current · History · Instrument
Millammeter, direct current · History · Instrument
Milliammeter · History · Instrument
Milliammeter · History · Instrument
Milliammeter · History · Instrument
Milliammeter · History · Instrument
Milliammeter · History · Instrument
Milliammeter · History · Instrument
Milliammeter · History · Instrument
Milliammeter · History · Instrument
Milliammeter in wooden frame · History · Instrument
Milliammeter in wooden frame · History · Instrument
Milliammeter, direct current · History · Instrument
Mirror in gilt frame · History · Object
Model, elecrical demonstration · History · Instrument
Model, electrostatic siphon recorder · History · Instrument
Model, telegraph key and sounder · History · Instrument
Motor, alternating current · History · Instrument
Motor, alternating current · History · Part
Motor, phonic · History · Part
Motor, phonic · History · Instrument
Motor, teletype machine · History · Part
Motor, teletype machine · History · Part
Motor, teletype machine · History · Part
Motor, teletype machine · History · Part
Motor, teletype machine · History · Part
Motor, teletype machine · History · Part
Motor, teletype machine · History · Part
Motor, teletype machine · History · Part
Motor, teletype machine · History · Part
Motor, teletype machine · History · Part
Motor, teletype machine · History · Part
Motor, teletype machine · History · Part
Motor, teletype machine · History · Part
Motor, teletype machine · History · Part
Motor, teletype machine · History · Part
Motor, teletype machine · History · Part
Motor, teletype machine · History · Part
Motor, teletype machine · History · Part
Motor, teletype machine · History · Part
Motor, teletype machine · History · Part
Motor, teletype machine · History · Part
Motor, teletype machine · History · Part
Motor, teletype machine · History · Part
Motor, teletype machine · History · Part
Mount for telegraph key · History · Part
Mounting frame, siphon recorder · History · Part
Mouse mill paper slip draw-off motor · History · Instrument
Mouse mill paper slip draw-off motor · History · Instrument
Mouse mill paper slip draw-off motor · History · Instrument
Mouse mill paper slip draw-off motor · History · Instrument
Mouse mill paper slip draw-off motor · History · Instrument
Mouse mill paper slip draw-off motor · History · Instrument
Mouse mill paper slip draw-off motor · History · Instrument
Mouse mill paper slip draw-off motor · History · Instrument
Mouse mill paper slip draw-off motor · History · Instrument
Mouse mill paper slip draw-off motor · History · Instrument
Mouse mill paper slip draw-off motor · History · Instrument
Mouse mill tape puller · History · Instrument
Mouse mill tape puller · History · Instrument
Mouse mill tape puller cover · History · Object
Mouse mill tape puller, parts · History · Part
N
Need to identify · History · Part
Need to identify 2 terminals,brass plug · History · Part
Need to identify, "Mystery device" · History · Instrument
Need to identify, 2 terminal strips/wire · History · Part
Need to identify, air driven turbines? · History · Part
Need to identify, bars, two, w/ clamps · History · Instrument
Need to identify, base w/2 coils · History · Part
Need to identify, brass part · History · Object
Need to identify, brass part · History · Part
Need to identify, brass terminals · History · Part
Need to identify, brass, cam-like part. · History · Part
Need to identify, ceramic/porcelain base · History · Object
Need to identify, contact burnisher? · History · Object
Need to identify, control w/ 3 toggles · History · Instrument
Need to identify, cover / base? · History · Object
Need to identify, device parts · History · Instrument
Need to identify, electrical device · History · Instrument
Need to identify, geared w/coil · History · Part
Need to identify, jar, unknown contents · History · Object
Need to identify, mallet like tool · History · Object
Need to identify, metal, w/wood roller · History · Object
Need to identify, motor driven device · History · Instrument
Need to identify, perm magnet w/armature · History · Part
Need to identify, resistance unit? · History · Instrument
Need to identify, resistance unit? · History · Instrument
Need to identify, resistance unit? · History · Instrument
Need to identify, resistance unit? · History · Part
Need to identify, resistance unit? · History · Instrument
Need to identify, similar to I.07.088 · History · Part
Need to identify, sm. condensers on base · History · Part
Need to identify, Station made device · History · Object
Need to identify, T-shaped metal parts · History · Part
Need to identify, turbine-like device · History · Part
Need to identify, turbine-like device · History · Part
Need to identify, turbine-like device · History · Part
Need to identify, two small metal strips · History · Object
Need to identify, w/ 2 brass terminals · History · Part
Need to identify, w/ten brass terminals · History · Instrument
Need to identify, with filament,coils. · History · Part
Need to identify, wood box & contents · History · Object
Need to identify, wooden base · History · Object
Need to identify,electrical rotor device · History · Instrument
Need to identify,gears,rotating contacts · History · Part
Need to identify,key-like,w/ brass knobs · History · Instrument
Need to identify,rotating switch,4 point · History · Part
Need to identify,rotating switch,4-point · History · Part
Need to identify,terminals, ebonite base · History · Part
Negative, Mr. Fulcher · History · Photograph
Not identified, device parts · History · Instrument
Not identified, device parts · History · Instrument
Not identified, device parts · History · Instrument
Not identified, device parts · History · Instrument
Not identified, device parts · History · Instrument
Not identified, device parts · History · Instrument
Not identified, device parts · History · Instrument
Note pad, roller type · History · Object
O
Oiler · History · Object
Oiler · History · Object
Oilers · History · Object
Oilers · History · Object
P
Pad, rubber · History · Object
Panel · History · Part
Panel, small ebonite · History · Part
Paper tape message 1959 · History · Object
Parts box · History · Object
Parts box, empty · History · Instrument
Parts box, empty · History · Object
Parts box, wooden · History · Object
Parts box, wooden · History · Object
Parts, knurled knobs / lenses · History · Part
Patch cord board · History · Part
Pencil sharpener · History · Object
Photo - James Wilson · History · Photograph
Photo- FCS Building, Orleans · History · Photograph
Photo- First staff N. Eastham Station · History · Photograph
Photo- Laying cable in Town Cove · History · Photograph
Photo- North Eastham Station · History · Photograph
Photo- Operators' Room · History · Photograph
Photo- Operators' Room · History · Photograph
Photo- Operators' Room · History · Photograph
Photo- Operators' Room · History · Photograph
Photo- Operators' Room · History · Photograph
Photo- Operators' Room · History · Photograph
Photo- Operators' Room · History · Photograph
Photo- Repair Room · History · Photograph
Photo- Rumrunner 1 · History · Photograph
Photo- Rumrunner 2 · History · Photograph
Photo- Rumrunner 3 · History · Photograph
Photo- Rumrunner 4 · History · Photograph
Photo- Snow Library Display · History · Photograph
Photo- Snow Library Display · History · Photograph
Photo- Two men repairing cable side view · History · Photograph
Photo- Two men repairing cable- top view · History · Photograph
Photocell · History · Part
Photocell · History · Part
Photoelecric cell holder · History · Part
Photoelectric cell components · History · Instrument
Photoelectric cell unit · History · Instrument
Photos- 2- Hay barge 2006 and envelope · History · Photograph
Photos-4- Hay Barge 2006 · History · Photograph
Piece resin and chatterton compound · History · Object
Pipe, tobacco · History · Object
Pitcher, china · History · Object
Pokers, coal boiler · History · Object
Pole brush · History · Object
Pole changer · History · Instrument
Pole changer · History · Instrument
Portable bridge · History · Instrument
Portable bridge · History · Instrument
Portable bridge · History · Instrument
Portable bridge · History · Instrument
Portable bridge · History · Instrument
Portable bridge · History · Instrument
Portable Kelvin - Wheatstone bridge · History · Instrument
Postcard - FCSM Building · History · Photograph
Postcards- 2 - Orleans · History · Photograph
Potentiometer · History · Part
Potentiometer · History · Instrument
Power board · History · Part
Power board · History · Part
Power panel · History · Instrument
Power panel · History · Instrument
Power supply · History · Instrument
Power supply · History · Instrument
Power supply · History · Instrument
Power supply, with terminals · History · Instrument
Power unit · History · Instrument
Precision potentiometer · History · Instrument
Protective container for hydrometers · History · Object
R
Rack · History · Object
Radio · History · Instrument
Re-transmitter, type 4-C · History · Instrument
Re-transmitter, type 4-C · History · Instrument
Re-transmitter, type 4-C · History · Instrument
Recorder tape · History · Object
Recorder tape · History · Object
Recorder tape · History · Object
Recorder, ink · History · Instrument
Recorder, long distance, hybrid siphon · History · Instrument
Recorder, long distance, hybrid siphon · History · Instrument
Recorder, long distance, hygrid siphon · History · Instrument
Reflector · History · Instrument
Relay · History · Part
Relay parts · History · Part
Relay, line · History · Instrument
Relay, main line · History · Instrument
Relay, Morse main line · History · Instrument
Relay, Morse main line · History · Instrument
Relay, Morse main line · History · Instrument
Relay, Morse main line · History · Instrument
Relay, Morse, main line · History · Instrument
Relay, neutral · History · Instrument
Relay, parts · History · Part
Relay, polar · History · Instrument
Relay, polar · History · Instrument
Relay, polar · History · Instrument
Relay, polar · History · Instrument
Relay, polar · History · Instrument
Relay, polar · History · Instrument
Relay, polar · History · Instrument
Relay, polar · History · Instrument
Relay, polar · History · Instrument
Relay, polar · History · Instrument
Relay, polar · History · Instrument
Relay, sending -on · History · Instrument
Relay, sending on · History · Instrument
Relay, sending-on · History · Instrument
Relay, sending-on · History · Instrument
Relay, sensitive · History · Instrument
Relay, sensitive · History · Instrument
Relay, sensitive telegraph · History · Instrument
Relay, sounder · History · Instrument
Relay, telegraph · History · Instrument
Relay, telegraph · History · Instrument
Relays, telegraph · History · Instrument
Relays, telegraph · History · Instrument
Relays, telegraph · History · Instrument
Relays,sending-on · History · Instrument
Repeating coil · History · Instrument
Repeating coil · History · Instrument
Repeating coil · History · Instrument
Repeating coil · History · Instrument
Repeating coil · History · Instrument
Repeating coil · History · Instrument
Repeating coil · History · Instrument
Repeating coil · History · Instrument
Resistance device · History · Instrument
Resistance plug board · History · Instrument
Resistance plug box · History · Instrument
Resistance unit · History · Instrument
Resistance unit · History · Instrument
Resistance unit, inductive · History · Instrument
Resistance unit, inductive · History · Instrument
Resistance unit, inductive · History · Instrument
Resistance unit, inductive · History · Instrument
Resistance unit, inductive · History · Instrument
Resistance unit, inductive · History · Instrument
Resistance unit, inductive · History · Instrument
Resistance unit, inductive · History · Instrument
Resistance unit, inductive · History · Instrument
Resistance unit, inductive · History · Instrument
Resistance unit, inductive · History · Instrument
Resistance unit, inductive · History · Instrument
Resistance unit, inductive · History · Instrument
Resistance unit, inductive · History · Instrument
Resistance unit, inductive · History · Instrument
Resistance unit, inductive · History · Instrument
Resistance unit, inductive · History · Instrument
Resistance unit, inductive · History · Instrument
Resistance unit, inductive · History · Instrument
Resistance unit, inductive · History · Instrument
Resistance unit, inductive · History · Instrument
Resistance unit, inductive · History · Instrument
Resistance unit, inductive · History · Instrument
Resistance unit, inductive · History · Instrument
Resistance unit, inductive · History · Instrument
Resistance unit, inductive · History · Instrument
Resistance unit, inductive · History · Instrument
Resistance unit, inductive · History · Instrument
Resistance unit, inductive · History · Instrument
Resistance unit, inductive · History · Instrument
Resistance unit, inductive · History · Instrument
Resistance unit, inductive · History · Instrument
Resistance unit, inductive · History · Instrument
Resistance unit, inductive · History · Instrument
Resistance unit, precision adjustable · History · Instrument
Resistance unit, precision adjustable · History · Instrument
Resistance unit, precision adjustable · History · Instrument
Resistance unit, precision adjustable · History · Instrument
Resistance unit, precision adjustable · History · Instrument
Resistance unit, precision adjustable · History · Instrument
Resistance unit, precision adjustable · History · Instrument
Resistance unit, precision adjustable · History · Instrument
Resistance unit, precision adjustable · History · Instrument
Resistance unit, precision adjustable · History · Instrument
Resistance unit, precision adjustable · History · Instrument
Resistance unit, precision adjustable · History · Instrument
Resistance unit, precision adjustable · History · Instrument
Resistance unit, precision adjustable · History · Instrument
Resistance unit, precision adjustable · History · Instrument
Resistance unit, precision adjustable · History · Instrument
Resistance unit, precision adjustable · History · Instrument
Resistance unit, precision adjustable · History · Instrument
Resistance unit, precision adjustable · History · Instrument
Resistance unit, precision adjustable · History · Instrument
Resistance unit, precision adjustable · History · Instrument
Resistance unit, precision adjustable · History · Instrument
Resistance unit, precision adjustable · History · Instrument
Resistance unit, precision adjustable · History · Instrument
Resistance unit, precision adjustable · History · Instrument
Resistance unit, precision adjustable · History · Instrument
Resistance unit, precision adjustable · History · Instrument
Resistance unit, precision adjustable · History · Instrument
Resistance unit, precision adjustable · History · Instrument
Resistance unit, precision adjustable · History · Instrument
Resistance unit, precision adjustable · History · Instrument
Resistance unit, precision adjustable · History · Instrument
Resistance unit, precision adjustable · History · Instrument
Resistance unit, precision adjustable · History · Instrument
Resistance unit, precision adjustable · History · Instrument
Resistance unit, precision adjustable · History · Instrument
Resistance unit, precision adjustable · History · Instrument
Resistance unit, precision adjustable · History · Instrument
Resistance unit, precision adjustable · History · Instrument
Resistance unit, precision adjustable · History · Instrument
Resistance unit, precision adjustable · History · Instrument
Resistance unit, precision adjustable · History · Instrument
Resistance unit, precision adjustable · History · Instrument
Resistance unit, precision adjustable · History · Instrument
Resistance unit, precision adjustable · History · Instrument
Resistance unit, precision adjustable · History · Instrument
Resistance unit, precision adjustable · History · Instrument
Resistance unit, precision adjustable · History · Instrument
Resistance unit, Station made · History · Instrument
Resistance unit, Station made · History · Instrument
Resistance unit, Station made · History · Instrument
Resistance unit, variable · History · Instrument
Resistance unit, variable · History · Instrument
Resistance unit, variable · History · Instrument
Resistance unit, variable · History · Instrument
Resistance unit, variable · History · Instrument
Resistance unit, variable · History · Instrument
Resistance unit, variable · History · Instrument
Resistance unit, variable · History · Instrument
Resistance unit, variable · History · Instrument
Resistance unit, variable · History · Instrument
Resistance unit, variable · History · Instrument
Resistance unit, variable · History · Object
Resistance unit, variable · History · Instrument
Resistance unit, variable · History · Instrument
Resistance unit, variable · History · Instrument
Resistance unit, variable · History · Instrument
Resistance unit, variable · History · Instrument
Resistance unit, variable · History · Instrument
Resistance unit, variable · History · Instrument
Resistance unit, variable · History · Instrument
Resistance unit, variable · History · Instrument
Resistance unit, variable · History · Instrument
Resistance unit, variable · History · Instrument
Resistance unit, variable · History · Instrument
Resistance unit, variable · History · Instrument
Resistance unit, variable · History · Instrument
Resistance unit, variable · History · Instrument
Resistance unit, variable · History · Instrument
Resistance unit, zero correct · History · Instrument
Resistance, apex balancing · History · Instrument
Resistance, zero correcting balance · History · Instrument
Rheostat · History · Part
Rheostat, box · History · Instrument
Rheostat, five positions · History · Part
Rheostat, high resistance · History · Instrument
Rheostat, high resistance · History · Instrument
Rheostat, large · History · Instrument
Rheostat, porcelain · History · Part
Rheostat, porcelain · History · Part
Rheostat, porcelain · History · Part
Rheostat, porcelain · History · Part
Rheostat, porcelain · History · Part
Rheostat, porcelain · History · Part
Rheostat, slide-wire · History · Part
Rheostat, small · History · Instrument
Rim, metal · History · Part
Rings, wooden · History · Object
Roof Vent · History · Object
Rotor, brass · History · Part
Rudder, wood for small boat · History · Object
S
Safe · History · Object
Scale, balance · History · Object
Scale, large balance · History · Object
Scale, small balance · History · Instrument
Scale, small brass · History · Instrument
Screen, calibrated · History · Instrument
Screen, calibrated · History · Instrument
Selenium rectifier · History · Instrument
Sensitive thread, protected by wood box · History · Object
Shunt, adjustable inductance · History · Instrument
Shunt, closed core inductance · History · Instrument
Shunt, closed- core inductance · History · Instrument
Shunt, inductance, adjustable · History · Instrument
Shunt, inductance, adjustable, type 5-A · History · Instrument
Shunt, universal · History · Instrument
Shunt, variable inductance · History · Instrument
Siphon pen jig, wooden · History · Object
Siphon pen, small storage box · History · Object
Siphon pen, storage box · History · Object
Siphon pen, tool, small · History · Object
Siphon tubes · History · Part
Siphon tubes · History · Part
Siphon tubes · History · Part
Siphon tubes · History · Part
Siphon tubes · History · Part
Siphon tubes · History · Part
Siphon tubes · History · Part
Slip printer · History · Instrument
Snuffer · History · Object
Socket, wall · History · Part
Sockets, 2 metal on an ebonite base · History · Part
Sounder · History · Instrument
Sounder and relay · History · Instrument
Sounder relays, telegraph · History · Instrument
Sounders, two mounted together · History · Instrument
Stand, brass · History · Object
Stand, brass · History · Object
Stand, brass · History · Object
Stapler, office · History · Object
Start box · History · Instrument
Support, heavy timber · History · Object
Supports, pipe embedded in concrete base · History · Object
Suspension arm clamp, horizontal · History · Part
Suspension arm with vibrator, horizontal · History · Part
Suspension arm with vibrator, horizontal · History · Part
Suspension arm, horizontal · History · Part
Suspension arm, horizontal · History · Part
Suspension arm, horizontal with clamp · History · Part
Suspension arm, horizontal with clamp · History · Part
Suspension arm, horizontal with clamp · History · Part
Suspension frame · History · Part
Suspension frame and coil · History · Part
Suspension frame and coil · History · Instrument
Suspension frame and coil · History · Instrument
Suspension frame and coil · History · Instrument
Suspension frame and coil · History · Part
Suspension frame and coil · History · Instrument
Suspension frame and coil · History · Part
Suspension frame, vertical · History · Instrument
Suspension frame, vertical · History · Part
Suspension frame, vertical · History · Part
Suspension frame, vertical · History · Part
Suspension frame, vertical · History · Part
Suspension frame, vertical · History · Part
Switch parts · History · Part
Switch parts · History · Part
Switch, 6 point · History · Part
Switch, 1 point · History · Part
Switch, 3 point · History · Part
Switch, 3 point · History · Part
Switch, 3 point · History · Part
Switch, 3 point · History · Part
Switch, 3 point · History · Part
Switch, 3 point · History · Part
Switch, 3 point · History · Part
Switch, 3 point · History · Part
Switch, 3 point · History · Part
Switch, 3 point · History · Part
Switch, 3 point · History · Part
Switch, 6 point · History · Part
Switch, 6 point · History · Part
Switch, 6 point · History · Part
Switch, 9 point · History · Part
Switch, contact · History · Part
Switch, contact · History · Part
Switch, contact · History · Part
Switch, knife · History · Part
Switch, knife · History · Part
Switch, knife · History · Part
Switch, knife · History · Part
Switch, knife · History · Part
Switch, knife · History · Part
Switch, knife, large · History · Part
Switch, knife, medium size · History · Part
Switch, knife, medium size · History · Part
Switch, knife, medium size · History · Part
Switch, knife, small · History · Part
Switch, knife, small · History · Part
Switch, knife, small · History · Part
Switch, knife, small · History · Part
Switch, knife, small · History · Part
Switch, knife, small · History · Part
Switch, knife, small · History · Part
Switch, knife, small · History · Part
Switch, knife, small · History · Part
Switch, knife, small · History · Part
Switch, knife, small · History · Part
Switch, knife, small · History · Part
Switch, knife, small · History · Part
Switch, knife, triple · History · Part
Switch, light · History · Part
Switch, refrigerator control · History · Part
Switch, rotary snap · History · Part
Switch, send-earth-recieve · History · Instrument
Switch, send-receive · History · Part
Switch, send-receive · History · Instrument
Switch, send-recieve · History · Instrument
Switch, simplex-duplex · History · Instrument
Switch, simplex-duplex · History · Instrument
Switch, simplex-duplex · History · Instrument
Switch, simplex-duplex · History · Instrument
Switch, single point · History · Part
Switch, single point · History · Part
Switchboard, cross-bar · History · Part
Switchboard, large · History · Instrument
Switchboard, large · History · Instrument
Switchboard, large · History · Instrument
Switchboard, large · History · Instrument
Switchboard, large · History · Instrument
Switchboard, telegraph main liine · History · Instrument
T
Table, dilapidated · History · Object
Tape puller, Boehme · History · Instrument
Tape puller, Boehme · History · Instrument
Tape reel · History · Object
Tape reel · History · Part
Tape reel · History · Part
Tape reel · History · Object
Tape reel · History · Object
Tape reel · History · Object
Tape reel · History · Part
Tape reel · History · Part
Tape reel · History · Part
Tape reel · History · Part
Tape reel · History · Object
Tape reel · History · Part
Tape reel, free standing · History · Object
Tape reel, on one-leg stand · History · Object
Tape reel, partially dismantled · History · Part
Tape reel, tape and message · History · Object
Tape winder · History · Object
Teapot · History · Object
Telegraph key · History · Instrument
Telegraph key, bi-polar · History · Instrument
Telegraph key, bug sending · History · Instrument
Telegraph key, double · History · Instrument
Telegraph key, double · History · Instrument
Telegraph key, double · History · Instrument
Telegraph key, double · History · Instrument
Telegraph key, double · History · Instrument
Telegraph key, double and switch · History · Instrument
Telegraph key, foot operated · History · Instrument
Telegraph key, land line type · History · Instrument
Telegraph key, parts · History · Part
Telegraph key, test · History · Instrument
Telegraph key, test · History · Instrument
Telegraph key, with sounder demo · History · Instrument
Telegraph keys, double · History · Instrument
Telegraph keys, double · History · Instrument
Telegraph keys, double circuit · History · Instrument
Telephone · History · Instrument
Telephone · History · Instrument
Telephone · History · Object
Telephone · History · Instrument
Telephone handset · History · Instrument
Telephone handset · History · Instrument
Telephone Line · History · Part
Terminal box, 4 terminals · History · Instrument
Terminal cover, wood, with hinged lid · History · Instrument
Terminal, pillar · History · Part
Terminal, pillar type · History · Part
Terminal, porcelain · History · Part
Terminal, porcelain · History · Part
Terminal, porcelain · History · Part
Terminal, porcelain · History · Part
Terminal, porcelain · History · Part
Terminal, porcelain · History · Part
Terminal, porcelain · History · Part
Terminal, porcelain · History · Part
Terminal, porcelain · History · Part
Terminal, porcelain · History · Part
Terminal, porcelain with wall conduit · History · Part
Terminals, 10 · History · Part
Terminals, 17 · History · Part
Terminals, 2 · History · Part
Terminals, 2 large · History · Part
Terminals, 2 on ebonite and wood base · History · Part
Terminals, 2 on ebonite mount · History · Part
Terminals, 2 on wood base · History · Part
Terminals, 2 small · History · Part
Terminals, 3 arranged in a row · History · Part
Terminals, 3 on ebonite mount · History · Part
Terminals, 3 on wood mount · History · Part
Terminals, 3 pillar (see note below) · History · Part
Terminals, 4 brass · History · Part
Terminals, 4 large arranged in a row · History · Part
Terminals, 4 large, on a square base · History · Part
Terminals, 4 on ebonite mount · History · Part
Terminals, 6 arranged in a row · History · Part
Terminals, 6 large in a row · History · Part
Terminals, 7 · History · Part
Terminals, on shelf · History · Part
Terminals, pillar · History · Part
Terminals, pillar · History · Part
Test key · History · Instrument
Test key · History · Instrument
Test key, cable capacity charging · History · Instrument
Test table · History · Instrument
Testing device, two milliameters · History · Instrument
Tool kit · History · Object
Tools, abrasive · History · Object
Tools, Cable break repair · History · Object
Transformer · History · Part
Transformer · History · Part
Transformer · History · Part
Transformer · History · Part
Transformer · History · Part
Transformer · History · Part
Transmitter parts, Muirhead · History · Part
Transmitter parts, Muirhead · History · Part
Transmitter, cable · History · Instrument
Transmitter, leader gear · History · Instrument
Transmitter, leader gear · History · Instrument
Transmitter, leader gear -portable · History · Instrument
Transmitter, Muirhead & Co · History · Instrument
Transmitter, Muirhead & Co, type 4-B · History · Instrument
Transmitter, Muirhead & Co, type 4-B · History · Instrument
Transmitter, Muirhead & Co, type 4-B · History · Instrument
Transmitter, Muirhead & Co, type 4-B · History · Instrument
Transmitter, Muirhead & Co. · History · Instrument
Transmitter, Muirhead & Co. · History · Instrument
Transmitter, Muirhead & Co. · History · Instrument
Transmitter, Muirhead & Co. · History · Instrument
Transmitter, Muirhead & Co. · History · Instrument
Transmitter, Muirhead & Co. · History · Instrument
Transmitting key, ship-watch set · History · Instrument
Trunk · History · Object
Tub, galvanized steel · History · Object
Tube, glass · History · Object
Tube, glass, unknown purpose · History · Object
Turn screws, brass · History · Object
Typewriter · History · Object
Typewriter key box · History · Object
Typewriter keys · History · Object
V
Vacuum tube · History · Part
Vacuum tube · History · Part
Vacuum tube · History · Part
Vacuum tube · History · Part
Vacuum tube · History · Part
Vacuum tubes · History · Part
Vibrator · History · Part
Vibrator · History · Part
Vibrator · History · Part
Vibrator · History · Part
Vise · History · Object
Voltmeter · History · Instrument
Voltmeter · History · Instrument
Voltmeter · History · Instrument
Voltmeter · History · Instrument
Voltmeter · History · Instrument
Voltmeter · History · Instrument
W
Wall mount, extendable/retractable · History · Instrument
Water tank · History · Object
Weight · History · Object
Weights, driving / tuning fork · History · Part
Weights, driving / tuning fork · History · Part
Weights, driving / tuning fork · History · Part
Wheatstone bridge · History · Instrument
Wire, coiled on rack · History · Object
Wrench set · History · Object