Tag Archives: technology

1938 Proposal

The National Cash Register Company, Figuring Book for Engineers and Draftsmen, Book 5810 , No. 1; J R Desch, Research Department, May 31, 1938, p. 16, Sept. 15, 1938 A scheme to use gas filled thyratron tubes as impulse counters in a system of addition and multiplication has been set up to determine the operating […]

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  • 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
  • Inside You’ll Find…

    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