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Displaying 571 to 620 of 655 records

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Heading Date Maker Place Materials Inv Num
View Record Siemens & Halske Radio Valve Type RE87 20th Century Siemens & Halske. Germany Glass, steel, brass, bakelite?, assorted metals. 77413
View Record Siemens & Halske Radio Valve Type RE87 20th Century Siemens & Halske. Germany Glass, steel, brass, bakelite?, assorted metals. 69068
View Record Siemens Radio Valve Type LD2 c. 1945 Siemens. Germany Steel, glass, assorted metals. 96292
View Record Signal Hall Kite c. 1901 G.C. Spencer & Sons. London Linen 74328
View Record Signal Receiver Type 57A Dated 1959 Marconi Instruments Ltd. England Steel, plastic, bakelite, glass, assorted metals. 40275
View Record Silver Table Lighter With Case Dated 1912 Alfred Foster. London Silver, bakelite?, marble, velvet, silk, leather. 35386
View Record Silvertown Condensor Marked 1918 Silvertown. USA Brass, ebonite, iron?, teak. 86740
View Record Single-Turn Primary Coil Early 20th Century Unknown Unknown Wood, brass. 61290
View Record Small Buzzer Key With Base Early 20th Century Unknown Unknown Mahogany, brass, copper, plastic. 51297
View Record Small Coupled Two-Way Switch Early 20th Century Unknown Unknown Steel, brass, iron?, bakelite?, mahogany?, ebonite. 61022
View Record Small Morse Key Early 20th Century Unknown Unknown Steel, bakelite. 71452
View Record Small Morse Key Early 20th Century Unknown Unknown Steel, plastic?, nickel, iron, copper. 89483
View Record Small Multiple Discharger Early 20th Century Unknown Unknown Brass, ebonite. 43387
View Record Small Ohmmeter Early 1920s Cambridge & Paul Instrument Co. Ltd. England Teak, brass, copper, ebonite, bakelite. 93933
View Record Small Tuning Condenser c. 1916 Marconi's Wireless Telegrap Co. Ltd. England Mahogany?, ebonite, bakelite, celluloid, brass. 69944
View Record Spare Wires 20th Century Unknown Unknown Plastic, brass?, steel. 70800
View Record Standard Resistor Type 1682 20th Century H. Tinsley & Co. London Chromium, plastic?, enamelled metal. 35998
View Record STC Radio Tube Type 6J5G Mid 20th Century Standard Telephones and Cables Ltd. (STC). England Glass, plastic?, steel, assorted metals. 59723
View Record Stud Field Regulating Rheostat Early 20th Century Electric Construction Co. Ltd. Wolverhampton, England Brass, steel, iron, metal alloys 65352
View Record Stud Motor Starter Early 20th Century Electric Construction Co. Ltd. Wolverhampton, England Brass, copper, iron, steel, metal alloys. 90897
View Record Studio Photograph of H. Cuthbert Hall? Early 20th Century Elliott & Fry London Paper, oak?, brass, nylon? 98535
View Record Switch And Lamp Type 94 Early 20th Century Unknown Unknown Teak?, brass, glass, porcelain?, metal. 54481
View Record Sykes Microphone 1923 Sykes. England Paper, nickel?, steel, cast iron. 56738
View Record Syntoniser Early 20th Century Marconi's Wireless Telegraph Co. Ltd. London Ebonite?, iron?, teak. 21593
View Record Tapped Inductance Early 20th Century Marconi's Wireless Telegraph Co. Ltd. London Teak, brass, copper, ebonite. 43561
View Record Telefunken Radio Valve Type LD15 c. 1945 Telefunken. Germany Steel, glass, assorted metals. 14100
View Record Telegraph Relay Early 20th Century H.W. Sullivan. London Mahogany, baize, glass, brass, iron?, assorted metals. 34506
View Record Telephone Arc Transmitter 1910 Marconi's Wireless Telegraph Co. Ltd. London Ebonised wood, bakelite, mica, brass, teak?, assorted metals, wood 69632
View Record Telephone Jigger Box c. 1916 Marconi's Wireless Telegraph Co. Ltd. London Teak, brass, plastic?, cooper. 89862
View Record Telephone Relay Type G c. 1908 S.G. Brown. London Mahogany, steel?, brass. 13183
View Record Telephone Relay Early 20th Century Unknown Britain Mahogany, brass, nickel. 46067
View Record Telephone Transformer Type 191A Early 20th Century Marconi International Marine Communication Co. Ltd. England Hardwood, ebonite, steel. 71080
View Record Terminal Early 20th Century Unknown Unknown Ebonite, brass?, steel. 54685
View Record Three Port Circulator 20th Century Marconi's Wireless Telegraph Co. Ltd. England Steel, metal. 79157
View Record Three-Position Switch Early 20th Century Griffin. London Mahogany, brass, ebonite, celluloid. 40839
View Record Three-Turn Primary Coil Early 20th Century Unknown Unknown Wood, brass. 75930
View Record Tilting Board c. 1899 Guglielmo Marconi. England Iron?, wood. 46382
View Record Toothed Disc For Rotary Spark Discharger c. 1906 Unknown Unknown Brass 91762
View Record Townsend Wavemeter Dated 1918 Marconi's Wireless Telegraph Co. Ltd London Bakelite?, teak, paper/cardboard?, plastic, ebonite. 92109
View Record Townsend Wavemeter c.1918 Marconi's Wireless Telegraph Co. Ltd. London Steel, bakelite?, teak, plastic, cardboard. 78507
View Record Transmitter Tuner Type MC13 c. 1930 Unknown Unknown Steel, nickel, plastic, assorted metals. 18269
View Record Transmitter Type AD87B c. 1940 Marconi's Wireless Telegraph Co. Ltd. England Steel, plastic, glass, bakelite, iron. 79145
View Record Trembler Coil c. 1907 Marconi's Wireless Telegraph Co. Ltd. England Teak, bakelite, steel, nickel. 64976
View Record Trembler Coil c. 1907 Marconi's Wireless Telegraph Co. Ltd. England Teak, nickel, ebonite?, steel. 61771
View Record Triangular Base Early 20th Century Unknown Unknown Brass, iron, baize. 53033
View Record Triotron Radio Tube Type 6F8G With Carton 20th Century Triotron Radio. Austria Plastic?, glass, steel, assorted metals. 19616
View Record Triple Crystal Detector Early 20th Century Unknown Unknown Brass, copper, ebonite. 84133
View Record Triple X-Stopper Early 20th Century Marconi's Wireless Telegraph Co. Ltd. London Ebonite, brass, mahogany, metal alloy. 87224
View Record Tuned Circuit Transmitter c. 1900 Marconi's Wireless Telegraph Co. Ltd. London Mahogany, plastic, celluloid, brass, glass, steel. 64464
View Record Tuned Field Transmitter 1907 Marconi's Wireless Telegraph Co. Ltd. England Brass, mahogany, glass, ebonite. 87142

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