Code busters! /
Albert, Burton.
Code busters! / Burton Albert, Jr. ; illustrated by Jerry Warshaw. - Niles, Ill. : A. Whitman & Co., 1985. - 32 p. : col. ill. ; 24 cm.
Presents an illustrated explanation of twenty-five codes that can be used to send secret messages.
0807512354 : $10.62
Ciphers.
Ciphers--Juvenile literature.
Z103.3 / .A52 1985
001.54/3619
Code busters! / Burton Albert, Jr. ; illustrated by Jerry Warshaw. - Niles, Ill. : A. Whitman & Co., 1985. - 32 p. : col. ill. ; 24 cm.
Presents an illustrated explanation of twenty-five codes that can be used to send secret messages.
0807512354 : $10.62
Ciphers.
Ciphers--Juvenile literature.
Z103.3 / .A52 1985
001.54/3619