Cryptologic History

Sherlock Holmes Dancing Man Code Print
Lou Kruh

Hagelin Cipherkey Generator
Lou Kruh

Cryptologic Toys and Games
Lou Kruh

Stories from the Black Chamber Manuscript
Lou Kruh

A 1550 edition of Trithemius’ “Polygraphiae” (first published in 1518)
Dr. David Kahn

Navy Captain Jack Holtwick – WW II Era Photographs
Patricia Holtwick Moran

Bentley’s Complete Phrase Code Book from 1923
Dr. David Kahn

John Wilkin’s “Mercury or the Secret and Swift Messenger” published in 1694
Dr. David Kahn





