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Displaying 361 to 380 of 655 records

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Heading Date Maker Place Materials Inv Num
View Record Marconi's Parabolic Transmitter c. 1896 Guglielmo Marconi. England Wood, copper, ebonite, steel?, brass. 53586
View Record Marconi's Sword-Stick c. 1900 Unknown Unknown Cane, gilt-metal, steel, turquoise. 74444
View Record Marconi-Osram Radio Valve Type DER 1920s Marconi-Osram Valve Co. Ltd. London Glass, steel, brass?, plastic?, assorted metals. 80189
View Record Marconi-Osram Radio Valve Type DER c. 1923 Marconi-Osram Valve Co. Ltd. London Glass, nickel, plastic?, brass?, assorted metals. 43964
View Record Marconi-Osram Radio Valve Type DER c. 1923 Marconi-Osram Valve Co. Ltd. London Glass, steel, plastic?, brass?, assorted metals. 48922
View Record Marconi-Osram Radio Valve Type DET 1A 20th Century Marconi-Osram Valve Co. Ltd. London Glass, nickel-plated, brass, plastic?, assorted metals. 64933
View Record Marconi-Osram Radio Valve Type MPT4 Late 1920s Marconi-Osram Valve Co. Ltd. London Glass, plastic?, steel, assorted metals. 84752
View Record Marconi-Osram Radio Valve Type R c. 1923 Marconi-Osram Valve Co. Ltd. London Glass, nickel, plastic?, brass?, assorted metals. 85569
View Record Marconi-Osram Radio Valve Type R c. 1923 Marconi-Osram Valve Co. Ltd. London Glass, phosphorous, nickel?, plastic?, steel, assorted metals 22908
View Record Marconi-Osram Radio Valve Type R c. 1923 Marconi-Osram Valve Co. Ltd. London Glass, nickel, plastic?, brass?, assorted metals. 59257
View Record Marconi-Osram Radio Valve Type R c. 1925 Marconi-Osram Valve Co. Ltd. London Glass, nickel, plastic?, brass?, assorted metals. 82041
View Record Marconi-Reisz Microphone c. 1923 Marconi's Wireless Telegraph Co. Ltd. London Carbon?, ebonite, mica, marble. 98482
View Record Marconi-Type Radio Valve 1920s/1930s Marconi's Wireless Telegraph Co. Ltd. England Glass, steel, assorted metals. 50000
View Record Marconiphone Crystal Junior Receiver Type RB2 1922 Marconi's Wireless Telegraph Co. Ltd. Chelmsford, England Galena, carborundum, ebonite, nickel, celluloid, steel, bakelite, plastic? 99532
View Record Marconiphone Dealer's Sign Late 1920s Marconi Company. England Cast alloy, paint. 34130
View Record Marconiphone Personal Receiver Type P17B c. 1950 Marconiphone Co. Ltd. England Plastic, chromium, nickel, glass?, leather. 33654
View Record Marconiphone Receiver Model 235 c. 1935 Marconiphone Co. Ltd. England Leathercloth, chromium, simulated mother-of pearl 35936
View Record Marconiphone Receiver Type P17B c. 1950 Marconi Company. England Plastic, chromium, nickel, glass?, leather. 75181
View Record Marconiphone Six-Valve Receiver Type 61 c. 1928 Marconiphone Co. Ltd. London Mahogany, bakelite, steel, glass, copper. 97219
View Record Marconiphone Two-Valve Receiver Type 21 1925 Marconiphone Co. Ltd. London Bakelite?, ebonite, glass, brass, mahogany, plastic? 18847

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