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Heading Date Maker Place Materials Inv Num
View Record Side-Lever Morse Key c. 1910 Marconi's Wireless Telegraph Co. Ltd. England Mahogany, ebonite, brass, bakelite. 12506
View Record Induction Coil c. 1906 Marconi's Wireless Telegraph Co. Ltd. London Mahogany, wax, brass, ivory?, ebonite, celluloid. 12640
View Record Medal Institute Of Radio Engineers c. 1922 Sanford. Unknown Gold. 12658
View Record Forward Spark 'B' Wavemeter No. 1511 c. 1918 War Department Signals Flying Corps. Britain Steel, brass, bakelite?, teak, carborundum. 12772
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 Rare Portable Lifeboat Transmitter Receiver c. 1905 Marconi's Wireless Telegraph Co. Ltd. London Teak, brass, bakelite, ebonite, metal. 12924
View Record Aircraft Wireless Telephone Type AD2 c. 1920 Marconi's Wireless Telegraph Co. Ltd. England Linen, ebonite, glass, wood, plastic?, assorted metals. 12938
View Record Assorted Components For T1154 And R1155A In Wooden Chest 1940s Unknown England Wood, steel, glass, canvas, assorted metals. 13044
View Record Four-Second Alarm Type KM1 20th Century Marconi's Wireless Telegraph Co. Ltd. London Iron, metal, nickel, glass. 13115
View Record Round Radio Valve Type CA c. 1915 Ediswan. London Glass, oxide, platinum, asbestos, brass, ebonite. 13117
View Record Balloon Envelope Radio Valve Early 20th Century Unknown Unknown Glass, steel, bakelite?, assorted metals. 13172
View Record Telephone Relay Type G c. 1908 S.G. Brown. London Mahogany, steel?, brass. 13183
View Record Bradfield Leading-In Insulator No.1 1910 Marconi's Wireless Telegraph Co. Ltd. England Iron, ebonite. 13694
View Record Cover For Multiple Tuner c. 1907 Marconi's Wireless Telegraph Co. Ltd. England Mahogany, brass, glass, paper. 13774
View Record Telefunken Radio Valve Type LD15 c. 1945 Telefunken. Germany Steel, glass, assorted metals. 14100
View Record 'Marconi' Auto-Alarm Bell Type 117 c. 1920 Marconi International Marine Communication Co. Ltd. England Brass, aluminium, wood, teak. 14147
View Record Framed Marconi Order Slip Dated 1922 Marconi's Wireless Telegraph Co. Ltd. London Glass, wood, paper. 14183
View Record Brimar Radio Valve Type 6SN7GT Mid 20th Century Brimar. England Glass, steel, plastic?, assorted metals. 14188
View Record 75th Anniversary Commemorative Plate 1978 Ceragraphics Panorama Studios. Devon, England China, paint, gold. 14457
View Record Large Main Jigger With Case Early 20th Century Marconi's Wireless Telegraph Co. Ltd. London, England Mahogany?, ebonite, wood, brass. 14809
View Record Hirst Bronze Bust Dated 1936 S.H. Paulon. Unknown Bronze, marble. 14884
View Record Medal Portugese Marconi Company Dated 1951 Joao da Silva. Portugal Bronze 14889
View Record Bellini-Tosi Direction Finder 1907 E. Bellini & A. Tosi. France Walnut, brass, steel?, iron, bakelite, ebonite. 14937
View Record RCA Radiotron Cunningham Radio Tube Type 6B7 20th Century RCA. USA Glass, plastic?, steel, assorted metals. 15130
View Record 75th Anniversary Commemorative Mug 1978 Ceragraphics Panorama Studios. Devon, England China, paint, gold. 15211
View Record RCA Radiotron Radio Tube Type VR54 20th Century RCA. USA Plastic?, steel, assorted metals. 15408
View Record Radio Valve Type ATP4 Mid 20th Century Unknown England Glass, plastic?, steel, assorted metals. 15492
View Record 'Cow's Tail' Insulator Early 20th Century Unknown Unknown Brass, wood, cable. 15574
View Record Marconi Radio Valve Type DER c. 1925 Marconi-Osram Valves. London Glass, bakelite, steel, assorted metals. 15591
View Record Marconi Radio Valve Type DEV c. 1923 Marconi Valves. England Glass, steel, assorted metals. 15771
View Record Marconiphone Two-Valve Receiver Type V2 1923 Marconi's Wireless Telegraph Co. Ltd. London Mahogany, glass, nickel, bakelite, ebonite, celluloid, steel. 15836
View Record Record 1920s Columbia Records. London Plastic, paper. 16050
View Record Brownie Crystal Receiver No 2 c. 1925 Brownie Wireless Co. Ltd. Britain Ebonite, glass, assorted metals, copper. 16661
View Record Marconi Radio Valve Type DE3 c. 1923 Marconi-Osram Valves. London Glass, steel, plastic?, brass?, assorted metals. 16810
View Record S. E. Marchesi Marconi 1931 Sir Max Beerbohm London Paper, watercolour, plastic, metal, nylon? 16862
View Record Drysdale-Tinsley Vibration Galvanometer 20th Century H. Tinsley & Co. London Brass, iron, glass, bakelite?, mahogany, plastic. 17033
View Record RCA Radiotron Radio Tube Type 6D6 With Carton 20th Century RCA. New Jersey, USA Plastic?, steel, glass, assorted metals. 17167
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 Aerial Lead-In Insulator Early 20th Century Unknown Unknown Earthenware, copper, iron. 17338
View Record Early Coherer c. 1899 Unknown Unknown Glass, copper, nickel, silver, assorted metals. 17473
View Record Bank Of Six Leyden Jar Condensers 1900 Unknown Unknown Glass, brass, mahogany, felt. 17579
View Record Decade Condenser Type 21F Early 20th Century Muirhead & Co. Ltd. Britain Teak, bakelite, plastic?, steel. 17600
View Record Induction Coil 1900s Marconi's Wireless Telegraph Co. Ltd. London Mahogany, brass, ebonite, ivory?, copper. 17841
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 RCA Radiotron Cunningham Radio Tube Type 5Z3 With Carton 20th Century RCA. New Jersey, USA Glass, ribbon, steel, plastic?, assorted metals. 18078
View Record Tuning Condenser c. 1915 Marconi's Wireless Telegraph Co. Ltd. England Teak, ebonite, celluloid, brass. 18093
View Record Magnetic Detector Early 20th Century Marconi's Wireless Telegraph Co. Ltd. London Teak, brass, steel, ebonite, nickel. 18119
View Record Transmitter Tuner Type MC13 c. 1930 Unknown Unknown Steel, nickel, plastic, assorted metals. 18269
View Record Magnetic Detector Early 20th Century Marconi's Wireless Telegraph Co. Ltd. London Mahogany, glass, brass, ebonite, bakelite, iron. 18289
View Record Facsimile Of Fleming Letter c. 1904 J.A. Fleming. London Paper. 18292

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