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32 pages • missing pub info (editions)
ISBN/UID: 9781543575491
Format: Paperback
Language: English
Publisher: Capstone Press
Publication date: 01 August 2019
Description
During World War II U.S. forces had to keep battle plans and other top secret information out of the enemy's hands. Coded messages were often used, but secret codes could be broken. To solve this problem, the U.S. military turned to an unexpected ...
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32 pages • missing pub info (editions)
ISBN/UID: 9781543575491
Format: Paperback
Language: English
Publisher: Capstone Press
Publication date: 01 August 2019
Description
During World War II U.S. forces had to keep battle plans and other top secret information out of the enemy's hands. Coded messages were often used, but secret codes could be broken. To solve this problem, the U.S. military turned to an unexpected ...
Community Reviews
Content Warnings