Personnel numbers

This document is from the National Archives and Records dediCated-administration, College Park, Maryland (NARA2), Record Group 38 (Crane Library), Box 74

Image of the original below these excerpts

28 June 1945


Subj: Personnel at U. S. Naval Computing Machine Laboratory, Dayton, Ohio.

1. The peak personnel load at the U.S. Naval Computing Machine Laboratory, Dayton, Ohio, occurred during the summer and fall of 1943 when a maximum of 425 naval personnel and 782 civilians was reached. The naval personnel at Dayton has been fairly constant since the middle of 1944. There were 93 on therolls in January 1945 and 91 in June 1945.

The civilian personnel has tapered off considerably as evidence by the following figures:

1 August 1944 400
1 January 1945 238
15 March 1945 182
1 June 1945 114

/s/ H. T. Engstrom

  • You are here >

    Home > In Depth > Personnel numbers
  • Sources

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

    To inquire about a DVD of the Dayton Codebreakers documentary, contact 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