Cryptanalytic Equipment in operation

All photos from Record Group 457, box 804

Cryptanalytic equipment in use at Nebraska Avenue. Click to see larger image

Universal Plugboard

Operations Watch Office

Operations Watch Office

Mamba and more

Maintenance Watch Office

Cryptanalytic Equipment maintenance room

Main Deck, Nebraska Avenue

Sliding Grenade Attachment

Pluggable Series

Special Projects Shop

Loading wheels onto Duenna

Duenna in operation

Gypsy, Topaz

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  • Sources

    This site has material from many sources. Some are use by permission. Before using, ASK. More specific information here.

    WHO worked during the war? Find the Personnel section. Also, Joseph R. Desch
    WHAT were their goals? By the Numbers. Also, The US Bombe
    WHY? History of the Bombe Project A contemporary account of the reasons and the plans for their project for the Director of Naval Communications, 1944.
    WHERE was the project: In Dayton, it was in Building 26. In Washington, it was housed at the Naval Communications Annex
  • Dayton Codebreakers DVDs

    DVDs are available locally. The Museum Store at Carillon Park is open once again and keeps the DVD in stock. Also re-opening is the book store at the Wright Dunbar Interpretive Center, West Third Street. Those who are not local can reach me at this link