Search for: Title Author Subject Series that begins with: 10 20 30 50 100 per page < Previous 10 Headings Next 10 Headings > Browse Headings # Cryptography. 24 SEE ALSO: Data encryption (Computer science) 5 Cryptography -- Fiction 1 SEE: Code and cipher stories. 69 Cryptography -- Great Britain -- History -- 20th century. 1 Cryptography -- History -- Juvenile literature. 3 Cryptography -- Juvenile fiction. 2 SEE: Code and cipher stories. 69 Cryptography -- Juvenile literature 7 Cryptography -- United States -- History. 3 Cryptography -- United States -- History -- 20th century. 2 Cryptography -- United States -- History -- 20th century -- Juvenile literature. 1 Cryptography -- United States -- History -- Sources. 1 10 20 30 50 100 per page < Previous 10 Headings Next 10 Headings >