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Displaying 281 to 300 of 655 records
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Heading | Date | Maker | Place | Materials | Inv Num | |
---|---|---|---|---|---|---|
View Record | Marconi Radio Valve Type QX | c. 1921 | Marconi-Osram Valves. | London | Glass, steel, assorted metals. | 27778 |
View Record | Marconi Radio Valve Type QX | c. 1921 | Marconi-Osram Valves. | London | Glass, steel, assorted metals. | 99640 |
View Record | Marconi Radio Valve Type QX | c. 1921 | Marconi-Osram Valves. | London | Glass, steel, assorted metals. | 31778 |
View Record | Marconi Radio Valve Type DEV | c. 1923 | Marconi Valves. | England | Glass, steel, assorted metals. | 62884 |
View Record | Marconi Radio Valve Type Q | c. 1918 | Ediswan. | London | Glass, steel, assorted metals. | 45902 |
View Record | Marconi Radio Valve Type V24 | c. 1925 | Marconi Valves. | England | Glass, steel, assorted metals. | 25470 |
View Record | Marconi Radio Valve Type V24 | c. 1918 | Marconi's Wireless Telegraph Co. Ltd. | England | Glass, steel, assorted metals. | 60590 |
View Record | Marconi Radio Valve Type V24 | 1920s | Marconi-Osram Valves. | London | Glass, steel, assorted metals. | 83077 |
View Record | Marconi Radio Valve Type V24 | c. 1919 | Marconi's Wireless Telegraph Co. Ltd. | England | Glass, steel, assorted metals. | 49744 |
View Record | Marconi Radio Valve Type Q | c. 1918 | Ediswan. | London | Glass, steel, assorted metals. | 74162 |
View Record | Marconi Radio Valve Type DEQ | c. 1923 | Marconi Valves. | England | Glass, steel, assorted metals. | 29390 |
View Record | Marconi Radio Valve Type DEV | c. 1923 | Marconi Valves. | England | Glass, steel, assorted metals. | 75263 |
View Record | Marconi Radio Valve Type DEV | c. 1923 | Marconi Valves. | England | Glass, steel, assorted metals. | 94536 |
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 |
View Record | Marconi Radio Valve Type DEQ | c. 1923 | Marconi Valves. | England | Glass, steel, assorted valves. | 26547 |
View Record | Balloon Envelope Radio Valve | 20th Century | Unknown | Unknown | Glass, steel, bakelite, assorted metals. | 92020 |
View Record | Mullard Radio Valve Type PM4 | 1930s | Mullard. | England | Glass, steel, bakelite, assorted metals. | 21856 |
View Record | Marconi Radio Valve Type LP2 | 1930s | Marconi-Osram Valves. | England | Glass, steel, bakelite, assorted metals. | 88183 |
View Record | Ferranti Radio Valve Type NSP1 | Mid 20th Century | Ferranti. | Britain | Glass, steel, bakelite, assorted metals. | 19461 |