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Mr. Lou Kruh’s Cryptologic Collection
Mr. Louis (Lou) Kruh was a nationally known collector of cryptologic memorabilia and a close ...
A 1550 edition of Trithemius’ “Polygraphiae” (first published in 1518)
Bentley’s Complete Phrase Code Book from 1923
John Wilkin’s “Mercury or the Secret and Swift Messenger” published in 1694
The most significant acquisition(s) arranged for and executed by the National Cryptologic Museum Foundation ...





