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Books · Search

Books by Craig P. Bauer

Secret History

Cryptography · Ciphers

Secret History

Craig P. Bauer

2013

Unsolved!

Problems, exercises · Ciphers

Unsolved!

Craig P. Bauer

2017

未解之谜（上）

未解之谜（上）

Craig P. Bauer

2019

未解之谜（下）

未解之谜（下）

Craig P. Bauer

2019