Lot Essay
The monogram possibly for King Luís I of Portugal, who is alleged to have corresponded with his mother in code
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HENRI BRÉANT, 1870
Details
A 'Cryptographe' Cipher Machine
Henri Bréant, 1870
The machine-tooled brass disc with two turning mechanisms for blued steel index pointer and 70 character cipher dial in original fitted box with engraved brass monogram of an 'L' under a crown; with original printed instructions, cut, mounted on linen and folded under fitted compartment
10 in. (26 cm.) wide in case
Henri Bréant, 1870
The machine-tooled brass disc with two turning mechanisms for blued steel index pointer and 70 character cipher dial in original fitted box with engraved brass monogram of an 'L' under a crown; with original printed instructions, cut, mounted on linen and folded under fitted compartment
10 in. (26 cm.) wide in case
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