1990 - The Kids' Book of Secret Codes Signals and Ciphers (Hardcover) → Paperback ISBN-13: 9780894717925 ISBN-10: 0894717928 Genre: Children's Books ? 1989 - The Kids' Book of Secret Codes Signals and Ciphers (Paperback) → Hardcover ISBN-13: 9780894717819 ISBN-10: 0894717812 Genre: Children's Books ? Analysis of the Horoscope [Grant Textbook, Vol 2] (Paperback) ISBN-13: 9780866903424 ISBN-10: 0866903429 ? |