Marine Dienstvorschrift Nr. 111

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Ulrich Rudofsky
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Marine Dienstvorschrift Nr. 111

Post by Ulrich Rudofsky » Wed Jun 03, 2009 2:14 pm

Where can I find a copy of the M.Dv. 111? I heard that Bismarck used these disks to code recognition light signals (Erkennungssignale E.S.).
Also, any additional information of how these disks were used.

http://jproc.ca/crypto/german_code_disks.html
Ulrich