Thread: George Welchman...SigInt genius...
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Alan A Alan A is online now
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Join Date: Sep 2015
Location: NY
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If anyone is interested in this stuff - and since you are all old farts I know you have time to spare - David Kahn’s book ‘the codebreakers’ is a pretty good read.
Old 03-24-2023, 01:56 PM
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