Herman L. Sturza

S. Sussles

E. H. Halbrook

E. H. Halbrook worked for the J.A. Jones Construction Company.

L. D. Larkin

L. D. Larkin worked for the H. K. Ferguson Company.

Mary E. Parrish

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