R. E. Thornton

Josephine L. Redenius

Josephine Redenius worked for the United States Engineer District Office.

David Gurlinsky

David Gurlinsky was a research associate at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

F. L. Durgin, Jr.

F. L. Durgin, Jr. worked for the J.A. Jones Construction Company.

E. L. Monk