Howard M. Preuss

W. Ward

H. N. McCampbell

McCampbell worked for Stone and Webster Engineering Corporation.

Hilda R. Holzman

Hilda Holzman worked for the United States Engineer District Office.

Beth Olds

Beth Olds was a secretary at the University of Chicago Met Lab and at Oak Ridge, Tennessee. After the war, she became executive secretary for the Emergency Committee of Atomic Scientists and the Atomic Scientists of Chicago, publishers of the Bulletin of the Atomic Scientists.