J. D. Renfroe

William Foley

E. Hilgeman

Hilgeman worked at the 100-D Area at Hanford during the Manhattan Project.

J. R. Carter

Carter worked for Stone and Webster Engineering Corporation.

George Mallinckrodt

George Mallinckrodt was a physicist at the Manhattan Project’s Los Alamos, NM facility. He also worked at Argonne National Laboratory, the successor of the University of Chicago’s Metallurgical Laboratory (“Met Lab”).