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Displaying 441 to 460 of 655 records

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Heading Date Maker Place Materials Inv Num
View Record RCA Radiotron Cunningham Radio Tube Type 5Z4 With Carton Mid 20th Century RCA. New Jersey, USA Plastic?, steel, assorted metals. 67628
View Record RCA Radiotron Cunningham Radio Tube Type 5Z4 With Carton Mid 20th Century RCA. New Jersey, USA Plastic?, steel, assorted metals. 93797
View Record RCA Radiotron Cunningham Radio Tube Type 6L7 With Carton Mid 20th Century RCA. New Jersey, USA Plastic?, steel, assorted metals. 62344
View Record Republic Radio Tube Type 6F5G With Carton 20th Century Republic Radio Manfacturing Corporation. New Jersey, USA Plastic?, glass, steel, assorted metals 56270
View Record Short Wave Tuner & Amplifier No. 17 c. 1915 Robert W. Paul. London Mahogany, ebonite, bakelite?, brass. 44893
View Record Irwin Oscillograph Early 20th Century Robert W. Paul. London Iron?, brass, copper. 30624
View Record Rogers Radio Tube Type VR56 Mid 20th Century Rogers Canada. Canada Glass, steel, plastic?, assorted metals. 82126
View Record Rogers Radio Tube Type VR56 Mid 20th Century Rogers Canada. Canada Glass, steel, plastic?, assorted metals. 64947
View Record 4 Volt Fleming Valve c. 1905 Royal Ediswan. London Brass, glass, assorted metals. 93660
View Record 4 Volt Fleming Oscillation Valve c. 1905 Royal Ediswan. London Brass, glass, assorted metals. 21763
View Record 12 Volt Fleming Valve c. 1905 Royal Ediswan. London Glass, brass?, assorted metals. 77499
View Record 4 Volt Fleming Valve c. 1905 Royal Ediswan. London Teak?, glass, ebonite, metal alloy, nickel, assorted metals. 67148
View Record Portrait of Marconi 20th Century S. Tushingham London Watercolour, paper, glass, wood, brass. 50421
View Record Telephone Relay Type G c. 1908 S.G. Brown. London Mahogany, steel?, brass. 13183
View Record Hirst Bronze Bust Dated 1936 S.H. Paulon. Unknown Bronze, marble. 14884
View Record Instruction Manual For The Marconi Direction Finder Type No. 6 c. 1916 Sanders Phillips & Co. Ltd. London Paper. 23434
View Record Instruction Manual For Aircraft Wireless Telephone Type AD2 c. 1920 Sanders Phillips & Co. Ltd. London Paper 38181
View Record Instruction Booklets For Marconi Wavemeters c. 1919 Sanders, Phillips & Co. Ltd. London Paper. 86206
View Record Instruction Booklet For Aircraft Wireless Telephone Transmitter Type AD1 c. 1921 Sanders, Phillips & Co. Ltd. London Paper. 50711
View Record Medal Institute Of Radio Engineers c. 1922 Sanford. Unknown Gold. 12658

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