The Public Domain Review

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Cryptography: or the History, Principles, and Practice of Cipher-Writing (1898)

Wednesday 14 February 2018 at 17:51

An exploration of covert communication through history by the artist, naturalist, antiquarian, and writer Frederick Edward Hulme.

Source: http://publicdomainreview.org/collections/cryptography-or-the-history-principles-and-practice-of-cipher-writing-1898/