# Cryptography

Free to read here, from Project Gutenberg.

5 titles; page 1 of 1.

- [Elementary cryptanalysis](https://invisiblenetwork.ai/books/gutenberg/75074) by Helen Fouché Gaines
- [Mathematical Recreations and Essays](https://invisiblenetwork.ai/books/gutenberg/26839) by W. W. Rouse Ball
- [Manual for the Solution of Military Ciphers](https://invisiblenetwork.ai/books/gutenberg/48871) by Parker Hitt
- [La Cryptographie, ou, l'art d'écrire en chiffres](https://invisiblenetwork.ai/books/gutenberg/42297) by P. L. Jacob
- [Les règles de Cicco Simonetta pour le déchiffrement des écritures secrètes](https://invisiblenetwork.ai/books/gutenberg/28227) by Cicco Simonetta