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Book Information
32 pages • paperback • 2 editions
ISBN/UID: 9781543575491
Format: Paperback
Language: English
Publisher: Capstone Press
Edition Pub Date: 01 Aug 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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Content Warnings
32 pages • paperback
ISBN/UID: 9781543575491
Format: Paperback
Language: English
Publisher: Capstone Press
Edition Pub Date: 01 Aug 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