Mango, Karin N.

Codes, ciphers, and other secrets / Karin N. Mango. - New York : F. Watts, 1988. - 93 p. : ill. ; 23 cm. - A First book .

Includes index.

Bibliography: p. 87-88.

Describes the many ways of hiding the real meaning of what someone is trying to say by using a code or replacing the message with a cipher.

ISBN: 053110575X (lib. bdg.)

LCCN: 88005638 /AC

Subjects--Topical Terms:
Cryptography--Juvenile literature.
Ciphers--Juvenile literature.
Cryptography.
Ciphers.

LC Class. No.: Z103.3 / .M36 1988

Dewey Class. No.: 652/.8