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Displaying 231 to 250 of 655 records
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| Heading | Date | Maker | Place | Materials | Inv Num | |
|---|---|---|---|---|---|---|
| View Record | Medal Roerich Museum | Dated 1929 | Henry Dropsy. | USA | Bronze | 42576 |
| View Record | Radio-Special Micro Radio Valve Type E6 | 20th Century | Unknown | Unknown | Glass, bakelite?, steel, assorted metals. | 42700 |
| View Record | Discharger | Early 20th Century | Unknown | Unknown | Steel, brass, cast iron. | 42997 |
| View Record | Small Multiple Discharger | Early 20th Century | Unknown | Unknown | Brass, ebonite. | 43387 |
| View Record | Tapped Inductance | Early 20th Century | Marconi's Wireless Telegraph Co. Ltd. | London | Teak, brass, copper, ebonite. | 43561 |
| View Record | Ebonite Partition Insulator | Early 20th Century | Unknown | Unknown | Ebonite, copper?, brass. | 43603 |
| View Record | Franklin Master Oscillator | c. 1930 | Marconi's Wireless Telegraph Co. Ltd. | England | Steel, ebonite, bakelite, mahogany?, copper. | 43735 |
| 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 | Tuning Condenser | Early 20th Century | Unknown | Unknown | Brass, ebonite, assorted metals. | 44153 |
| View Record | Variometer And Sliding Capacitor | Early 20th Century | Marconi's Wireless Telegraph Co. Ltd. | London | Teak, copper, ebonite, nickel, steel. | 44318 |
| View Record | Radio Valve Type ARP12 | c. 1939 | Unknown | England | Glass, plastic?, steel, assorted metals. | 44487 |
| View Record | Replica Morse Key | Late 20th Century | Unknown | Unknown | Teak, plastic?, brass. | 44566 |
| View Record | Short Wave Tuner & Amplifier No. 17 | c. 1915 | Robert W. Paul. | London | Mahogany, ebonite, bakelite?, brass. | 44893 |
| View Record | 'Megger' Resistance Meter | Early 20th Century | Evershead & Vignoles Ltd. | London | Teak, glass, steel?, brass, bakelite, assorted metals. | 45250 |
| View Record | Instruction Manual For Communications Receiver Model 910/1 | Mid 20th Century | Stratton & Co. Ltd. | Birmingham | Paper | 45899 |
| View Record | Marconi Radio Valve Type Q | c. 1918 | Ediswan. | London | Glass, steel, assorted metals. | 45902 |
| View Record | 'Marconi' Crystal Wavemeter Type MC2 | Early 20th Century | Marconi's Wireless Telegraph Co. Ltd. | London | Nickel, steel, glass, ebonite, bakelite, teak. | 46042 |
| View Record | Marconi Bronze Bust | Dated 1920 | Claire Sheridan. | England | Bronze, marble. | 46043 |
| View Record | Telephone Relay | Early 20th Century | Unknown | Britain | Mahogany, brass, nickel. | 46067 |
| View Record | Company Seal Embosser Eastnor Electric Company Ltd | 20th Century | Unknown | Britain | Steel, nickel, cooper, baize | 46281 |