E. E. Beauchamp

H. L. Browne

Browne worked in the United States Engineer District Ofice.

P. D. Brown

C. R. Ambrose

C. R. Ambrose worked for the J.A. Jones Construction Company.

Josephine (Benedeck) Hinch

Josephine Hinch was a research assistant at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.