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Displaying 121 to 140 of 655 records

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Heading Date Maker Place Materials Inv Num
View Record Audion Radio Valve c. 1907 Lee De Forest. USA Glass, assorted metals. 90974
View Record Marconi Watercolour c. 1906 Leslie Ward. England Watercolours, wood, glass, paper. 71104
View Record 1901 Transatlantic Self-Restoring Coherer c. 1901 Lieutenant Luigi Solari. Italy Glass, ebonite, brass, mercury, iron/carbon. 96386
View Record 'Marconi' Wavemeter Type MP7 Early 20th Century Marconi 's Wireless Telegraph Co. Ltd. London Carborundum, paper, wood, plastic, ebonite, steel 49422
View Record Morse Key Type 971 20th Century Marconi Company Britain Enamel, ebonite, plastic, steel. 42110
View Record Morse Key Type 971 20th Century Marconi Company. Britain Enamel, ebonite, plastic, steel. 95560
View Record Marconiphone Dealer's Sign Late 1920s Marconi Company. England Cast alloy, paint. 34130
View Record Marconi Emblem Plaque 20th Century Marconi Company. England Bronze, paint. 88561
View Record 'Marconi' Auto-Alarm Morse Key Type 316A c. 1920 Marconi Company. England Steel, ebonite?, bakelite?, metal. 82360
View Record Marconiphone Receiver Type P17B c. 1950 Marconi Company. England Plastic, chromium, nickel, glass?, leather. 75181
View Record Marconi Induction Coil 1899 Marconi Company. London Ebonite, platinum, brass, plastic?, ebonite. 23658
View Record Instruction Booklet for Marconi Kryha Cipher Machine c. 1922 Marconi Company. London Paper 88541
View Record 'Melba' Telephone Microphone No C100L Dated 1920 Marconi Company. England Mahogany, brass, ebonite, cloth, nickel. 54651
View Record Set Of Inductors Type TM1438 20th Century Marconi Instruments Ltd. England Wood, leather, steel, bakelite 23891
View Record Signal Receiver Type 57A Dated 1959 Marconi Instruments Ltd. England Steel, plastic, bakelite, glass, assorted metals. 40275
View Record Morse Key Type 100A Early 20th Century Marconi International Marine Communication Co. Ltd. Britain Nickel, mahogany, ebonite, steel. 47410
View Record Morse Key Type 100A Early 20th Century Marconi International Marine Communication Co. Ltd. Britain Nickel, mahogany, ebonite, steel. 24429
View Record Send/Receive Switch Type 103A Early 20th Century Marconi International Marine Communication Co. Ltd. London Teak, brass, steel, nickel. 49244
View Record Telephone Transformer Type 191A Early 20th Century Marconi International Marine Communication Co. Ltd. England Hardwood, ebonite, steel. 71080
View Record 'Marconi' Auto-Alarm Bell Type 117 c. 1920 Marconi International Marine Communication Co. Ltd. England Brass, aluminium, wood, teak. 14147

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