Contributions

  • Axeman, Lois. - Contributor

Publication

1980 - distributed by Childrens Press, Elgin, Ill, Illinois

Language

English

Word Count

8,000 words, Guess

Page Count

32 pages

Identifiers

and 3 more

Classifications

  • DDC001.54/36
  • LCCZ103.3 .B34

Description

Discusses a variety of codes and explains how to send and decode messages.

Subjects

Series Statement

  • The Junior detective series

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