# Codebreakers

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 Midway, and how U.S. involvement in World War I resulted from the work of British codebreakers decoding a German telegram.

1 videocassette (60 min.) : 1/2 in

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 Midway, and how U.S. involvement in World War I resulted from the work of British codebreakers decoding a German telegram

VHS

Narrated by Peter Thomas

Camera, Dominic DeSantis, Martyn Rissen, David Savage ; edited by Marie Peacock

Originally broadcast on the television program Nova

- Kind: Film
- Year: 1994
- By: William Woolard, Brian Johnson, InCA Ltd., NDR International., WGBH (Television station : Boston, Mass.), WGBH Educational Foundation.
- Genres: History
- Archive: [Internet Archive](https://archive.org/details/Codebreakers)
- Licence or status: none stated by the archive
- Who can watch: Teens profiles and older (the archive gives no rating; placed by Invisible Network from its collection and subjects)

[Watch now](https://invisiblenetwork.ai/watch/archive/ia/Codebreakers?play=1)