Jas B. Hoff

H. L. Nussmeyer

H. L. Nussmeyer worked for the United States Engineer District Office.

William O. McCord, Jr.

William McCord, Jr. worked for the United States Engineer District Office.

Majorie B. Housewright

Marjorie B. Housewright was a stenographer at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

Ellis J. Halvorsen