Looks at several incidents where codebreakers were able to read top secret messages. Includes segments on the purple analog machine which enabled U.S. codebreakers to read Japanese messages for months before and after Pearl Harbor, the importance of codebreakers in the victory of the Battle of Midwa...

Full description

Corporate Author: InCA Ltd., NDR International., WGBH (Television station : Boston, Mass.), WGBH Educational Foundation.
Other Authors: Woolard, William., Johnson, Brian.
Format: Video VHS
Language: English
Published: [Boston, Mass.] : WGBH Educational Foundation, c1994.
Tags: Add Tag
No Tags, Be the first to tag this record!

Media - Ask at Service Desk

Login for hold information
Call Number: Find on map
Z103 .C653 1994 (VHS)
Copy 1 Available