Catalogue
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Instruction Booklet for Marconi Kryha Cipher Machine, by Marconi Company, London, c. 1920
Inventory Number: 88541
Date: c. 1922
Maker Details: Signed by the Marconi Company.
Inscription: "...THE MARCONI CO., LTD.,..." printed on the first page. See Documents for other inscriptions.
Size: 255 x 195 mm
Materials: Paper
Other Given Number(s): Christie's 95.
Notes:
Instruction booklet for Marconi Kryha Cipher Machine. Twelve pages with red cover. Previously associated and catalogued with Marconi Kryha Cipher Machine (Inv. Num. 46995).
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