d'Agapeyeff, Alexander books & textbook
Codes and Ciphers - A History of Cryptography
Hesperides Press /2006-06-12 Paperback / 150 Pages
isbn-10: 1406798584 / isbn-13: 9781406798586
On the Prayer of Jesus (Ibis Western Mystery Tradition)
Brianchaninov, Ignatius d'Agapeyeff, Alexander Armstrong, Allan
Nicolas-Hays, Inc /2006-04-01 Paperback / 128 Pages
isbn-10: 0892541202 / isbn-13: 9780892541201
Codes and Ciphers - A History of Cryptography
Hesperides Press /2008-11-14 Hardcover / 150 Pages
isbn-10: 1443736910 / isbn-13: 9781443736916
