Frank J. Darwas

Arthur E. Kelman

Attended the Cooper Union for the Advancement of Science and Art.

L. R. Pate

L. R. Pate worked for the J.A. Jones Construction Company.

Henry E. Friedrich

Andrew H. MacMahon

Andrew H. MacMahon was the Chief Property Officer of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.