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Displaying 341 to 360 of 655 records
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| Heading | Date | Maker | Place | Materials | Inv Num | |
|---|---|---|---|---|---|---|
| View Record | Short Distance Wireless Telephone Set Type TT2 | c. 1920 | Marconi's Wireless Telegraph Co. Ltd. | London | Teak, ebonite, bakelite, glass, brass, assorted metals. | 46879 |
| View Record | Catalogue For Aircraft Wireless Receiver | c. 1921 | Marconi's Wireless Telegraph Co. Ltd. | England | Paper | 32919 |
| View Record | Marconi Kryha Cipher Machine | c. 1922 | Marconiphone Co. Ltd. | England | Steel?, assorted metals, glass, nickel. | 46995 |
| View Record | 'Marconi' Auto-Alarm Receiver Type 332 | c.1920 | Marconi's Wireless Telegraph Co. Ltd. | London | Teak, glass, nickel, celluloid?, bakelite?, ebonite. | 41271 |
| View Record | 'Marconi' Auto-Alarm Selector Type 333 | c. 1920 | Marconi's Wireless Telegraph Co. Ltd. | London | Metal, brass, steel?, aluminium, glass. | 22770 |
| View Record | 'Marconi' Auto-Alarm Buzzer Type 225 | c. 1920 | Marconi's Wireless Telegraph Co. Ltd. | England | Metal, ebonite?, aluminium, steel. | 34759 |
| View Record | 'Marconi' Auto-Alarm Bell Type 117 | c. 1920 | Marconi International Marine Communication Co. Ltd. | England | Brass, aluminium, wood, teak. | 14147 |
| View Record | 'Marconi' Auto-Alarm Morse Key Type 316A | c. 1920 | Marconi Company. | England | Steel, ebonite?, bakelite?, metal. | 82360 |
| View Record | Marconi Five-Valve Receiver | 1922 | Marconi Scientific Instrument Co. Ltd. | London | Teak, ebonite?, bakelite?, copper. | 71494 |
| View Record | Potentiometer For Marconi Five-Valve Receiver | 1922 | Marconi Scientific Instrument Co. Ltd. | London | Bakelite?, copper, brass?, steel. | 57736 |
| View Record | Marconi Five-Valve Receiver | 1922 | Marconi Scientific Instrument Co. Ltd. | London | Teak, nickel, ebonite?, copper, bakelite?, glass. | 62304 |
| View Record | Medal John Fritz | Dated 1922 | V. D. Brenner. | Unknown | Bronze | 35206 |
| View Record | Mullard Radio Valve Type ORA/B | c. 1922 | Mullard Radio Valve Co. | Unknown | Glass, rubber?, assorted metals. | 18833 |
| View Record | Marconi Radio Valve Type FE2 | c. 1922 | Marconi-Osram Valve Co. Ltd. | London | Glass, nickel?, assorted metals. | 92775 |
| View Record | Marconi Radio Valve Type QX | c. 1921 | Marconi-Osram Valves. | London | Glass, steel, assorted metals. | 35098 |
| View Record | Marconi Radio Valve Type QX | c. 1921 | Marconi-Osram Valves. | London | Glass, steel, assorted metals. | 27778 |
| View Record | Marconi Radio Valve Type FE2 | c. 1922 | Marconi's Wireless Telegraph Co. Ltd. | London | Glass, nickel?, assorted metals. | 68373 |
| 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 | Marconi Radio Valve Type QX | c. 1921 | Marconi-Osram Valves. | London | Glass, steel, assorted metals. | 32090 |
| View Record | Marconi Radio Valve Type QX | c. 1921 | Marconi-Osram Valves. | London | Glass, steel, assorted metals. | 39800 |