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Displaying 191 to 210 of 655 records

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Heading Date Maker Place Materials Inv Num
View Record Framed Marconi Order Slip Dated 1922 Marconi's Wireless Telegraph Co. Ltd. London Glass, wood, paper. 14183
View Record Franklin Master Oscillator c. 1930 Marconi's Wireless Telegraph Co. Ltd. England Steel, ebonite, bakelite, mahogany?, copper. 43735
View Record GEC Bakelite Radio Receiver Mid 20th Century General Electric Co. Ltd. England Hardened glass?, bakelite 95767
View Record Gecophone Crystal Set c. 1921 GEC. Unknown Mahogany, bakelite?, ebonite, nickel, brass, steel 80012
View Record Generator Propellor 20th Century Marconi's Wireless Telegraph Co. Ltd. Unknown Laminated mahogany, brass. 32068
View Record Generator Propellor Early 20th Century Unknown Unknown Steel, mahogany. 51047
View Record Generator Propellor Early 20th Century Unknown Unknown Mahogany. 95808
View Record Giant Radio Valve 1910s GEC. England Glass, polymer, brass, plastic?, nickel. 70075
View Record GPO Radio Valve Type No 2 20th Century Unknown Britain Glass, brass, plastic?, nickel. 26614
View Record Graduated Swivelling Coils For Triple Crystal Detector Early 20th Century Unknown Unknown Copper, steel, tape. 28254
View Record Grasshopper Send-Receive Morse Key c. 1899 Wireless Telegraph & Signal Company Limited England Brass, ebonite, mahogany. 79280
View Record Gray Magnetic Relay Key c. 1910 Marconi's Wireless Telegraph Co. Ltd. London Teak, iron?, ebonite? wood, metal alloy, silver. 56506
View Record Gulstad Relay Early 20th Century Elliot Brothers (London) Ltd. London Metal, brass, glass, nickel. 91761
View Record High Frequency Sliding Inductance Early 20th Century Marconi's Wireless Telegraph Co. Ltd. London, England Brass, ebonite, mahogany. 72720
View Record High-Discrimination Communication Receiver Type Rg 44 c. 1948 Marconi's Wireless Telegraph Co. Ltd. Chelmsford, England Steel, glass, bakelite, perspex, assorted metals. 28532
View Record Hirst Bronze Bust Dated 1936 S.H. Paulon. Unknown Bronze, marble. 14884
View Record Hivac Radio Valve Type CV1052 Mid 20th Century Hivac. England Glass, plastic?, steel, assorted metals. 28126
View Record Hivac Radio Valve Type CV1052 Mid 20th Century Hivac. England Glass, steel, plastic?, assorted metals. 76996
View Record Horn Loudspeaker Type AR19 c. 1923 Graham Amplion Ltd. London Oak, brass, baize. 28052
View Record Hytron Radio Tube Type CV1759 With Carton Dated 1944 Hytron Corporation. Massachusetts, USA Steel, plastic?, glass, assorted metals. 25098

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