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Belgian army 1940 secret codes

Modern/Post-War Photos

Belgian army 1940 secret codes

fbaudoux.ir@gmail.com

To communicate on radio, phone or on paper, the troups in the field used this leatherbound "book". syllabes or even words to be found in the orange squares were replaced in a text by their number in the square plus the coordinates of their orange square given on the sliding borads left and upper sides. Both these slides were drawn in a different and preagreed position each day.

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12/13/2008

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