V Type Numerical Cypher System NAO 3A
From RCSigs.ca
Description
This is the first page of NAO 3A - the operating instructions for V type cipher tables for use with KAL-61 and KAL-62 numberical encyption devices. The instruction book is rarer than the device itself.
Credit: Photo from eBay via Crypto Machines website (Jerry Proc)
File usage
The following page links to this file:
