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Heading Date Maker Place Materials Inv Num
View Record Instruction Manuals For Marconi Crystal Receiver Type 16 c. 1916 Marconi's Wireless Telegraph Co. Ltd. London Paper. 39535
View Record Short Wave Receiver Type CM294C Dated 1917 Marconi's Wireless Telegraph Co. of America. USA Ebonite, mahogany?, brass, nickel, bakelite, copper, aluminium?, steel. 46600
View Record Marconi Radio Valve Type R c. 1916 Marconi's Wireless Telegraph Co. Ltd. England Glass, nickel, steel?, tungsten, assorted metals. 94475
View Record Osram-GEC Radio Valve Type R4 1917 Osram-GEC. England Teak?, glass, copper?, tungsten, assorted metals. 96640
View Record Siemens & Halske Experimental Radio Valve c. 1917 Siemens & Halske. Germany Glass, bakelite?, steel, assorted metals. 50748
View Record Album of Direction Finder c. 1916 Marconi's Wireless Telegraph Co. Ltd. London Paper. 34635
View Record Forward Spark 'B' Wavemeter No. 1511 c. 1918 War Department Signals Flying Corps. Britain Steel, brass, bakelite?, teak, carborundum. 12772
View Record Empty Case Of Forward Spark 'B' Wavemeter No. 2001 c. 1918 War Department Signals Flying Corps. Britain Teak. 71985
View Record Empty Case Of Forward Spark 'B' Wavemeter No. 1360 c. 1918 War Department Signals Flying Corps. Britain Teak 88505
View Record Empty Case Of Forward Spark 'B' Wavemeter c. 1918 War Department Signals Flying Corps. Britain Teak 37889
View Record Amplifier Type 91 c. 1918 Marconi's Wireless Telegraph Co. Ltd. London Teak, nickel, glass, steel? bakelite. 39440
View Record Variable Pitch Generator Windmill Early 20th Century Unknown Unknown Metal alloy, iron. 32380
View Record Osram Radio Valve Type R c. 1918 Osram. England Glass, tungsten, brass?, steel, assorted metals. 80773
View Record GPO Radio Valve Type No 2 20th Century Unknown Britain Glass, brass, plastic?, nickel. 26614
View Record Large Switchboard Type 95 Early 20th Century Marconi International Marine Communication Co. Ltd. England Wood, iron, glass, nickel, assorted metals. 12779
View Record Forward 'B' Spark Wavemeter No. 1339 c. 1918 War Department Signals Flying Corps. Britain Steel, brass, bakelite?, teak, carborundum. 22136
View Record Townsend Wavemeter c.1918 Marconi's Wireless Telegraph Co. Ltd. London Steel, bakelite?, teak, plastic, cardboard. 78507
View Record Townsend Wavemeter Dated 1918 Marconi's Wireless Telegraph Co. Ltd London Bakelite?, teak, paper/cardboard?, plastic, ebonite. 92109
View Record Silvertown Condensor Marked 1918 Silvertown. USA Brass, ebonite, iron?, teak. 86740
View Record 'Marconi' Amplifier Type GA2 Early 20th Century Marconi's Wireless Telegraph Co. Ltd. London Teak, leather, steel, assorted metals. 47978
View Record Forward Spark 'B' Wavemeter No. 2006 c. 1918 War Department Signals Flying Corps. Britain Steel, brass, bakelite?, teak, carborundum. 56341
View Record Combined Switchboard Type 277 And Fuseboard Type 279 Early 20th Century Marconi International Marine Communication Co. Ltd. England Steel, metal, glass, nickel, bakelite 17193
View Record Marconi Radio Valve Type Q c. 1918 Ediswan. London Glass, steel, assorted metals. 27357
View Record Marconi Radio Valve Type Q c. 1918 Ediswan. London Glass, steel, assorted metals. 45902
View Record Marconi Radio Valve Type Q c. 1918 Ediswan. London Glass, steel, assorted metals. 81565
View Record Portable Valve Transmitter 1919 Marconi's Wireless Telegraph Co. Ltd. London Brass, nickel, teak, bakelite?, paper. 61008
View Record Marconi Radio Valve Type Q c. 1919 Ediswan. London Glass, steel, assorted metals. 31396
View Record Marconi Radio Valve Type Q c. 1919 Ediswan. London Glass, steel, assorted metals. 70145
View Record Marconi Radio Valve Type V24 c. 1918 Marconi's Wireless Telegraph Co. Ltd. England Glass, steel, assorted metals. 60590
View Record Marconi Radio Valve Type Q c. 1918 Ediswan. London Glass, steel, assorted metals. 74162
View Record Marconi Radio Valve Type MT1 c. 1919 Marconi-Osram Valve Co. Ltd. London Glass, nickel, assorted metals. 48681
View Record B T-H Plaque 20th Century Unknown Britain Cast iron, paint. 59770
View Record Instruction Booklets For Marconi Wavemeters c. 1919 Sanders, Phillips & Co. Ltd. London Paper. 86206
View Record 'Marconi' 1˝KW Quenched Spark Gap Transmitter Type QG c. 1920 Marconi's Wireless Telegraph Co. Ltd. London Mahogany, steel, iron, nickel, porcelain, copper, assorted metals. 46329
View Record Generator Propellor Early 20th Century Unknown Unknown Steel, mahogany. 51047
View Record Generator Propellor 20th Century Marconi's Wireless Telegraph Co. Ltd. Unknown Laminated mahogany, brass. 32068
View Record Morse Key Type 971 20th Century Marconi Company. Britain Enamel, ebonite, plastic, steel. 95560
View Record Telephone Transformer Type 191A Early 20th Century Marconi International Marine Communication Co. Ltd. England Hardwood, ebonite, steel. 71080
View Record Seven-Valve Receiver 1920 Marconi Scientific Instrument Co. Ltd. London Teak, ebonite, bakelite?, steel. 41936
View Record Amplifier And Detector Type 55A With Headphones c. 1920 Marconi's Wireless Telegraph Co. Ltd. London Glass, teak, steel, brass. 18067
View Record Marconi Note Magifier Type 227B c. 1920 Marconi International Marine Communication Co. Ltd. England Teak, chromium, bakelite?, ebonite. 76594
View Record Drysdale-Tinsley Vibration Galvanometer 20th Century H. Tinsley & Co. London Brass, iron, glass, bakelite?, mahogany, plastic. 17033
View Record Marconi Receiver Type 226B c. 1920 Marconi International Marine Communication Co. Ltd. England Teak, chromium, plastic?, ebonite. 40124
View Record Marconi Long Wave Panel Type 229B c. 1920 Marconi International Marine Communication Co. Ltd. England Teak, chromium, bakelite?, ebonite. 41345
View Record Shunt Regulator 20th Century Unknown Unknown Iron, bakelite?, brass. 25048
View Record Shunt Regulator Type O 20th Century Unknown Unknown Iron, bakelite?, brass. 72885
View Record Shunt Regulator Type OA 20th Century Unknown Unknown Brass, wood?, copper, iron. 79427
View Record Marconi Bronze Bust 1920 Claire Sheridan. England Bronze, marble. 92061
View Record Marconi Bronze Bust Dated 1920 Claire Sheridan. England Bronze, marble. 46043
View Record Rotating Multiple Stamp Holder 20th Century E.M.R. London Steel 40066

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