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Description: | Pletts' Cipher Machine, Thos.J.Lock Ltd London WC2
This First World War period enciphering machine was invented by Mr J St Vincent Pletts, a radio engineer of the Marconi Wireless Telegraph Company who worked with MI.1(b).The latter, the leading military cryptanalytical bureau of the Military Intelligence Division, British Army, was attached to the War Office. The machine was proposed as a field cipher but was not accepted. (See acquisition file).
Original Image | Publisher: | http://www.iwm.org.uk | Source: | Imperial War Museum | Creator: | Thos.J.Lock Ltd, (London WC2) | Identifier: | http://www.iwm.org.uk/collections/item/o... | Go to resource |
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