J.H. Rector

Rozel E. Curtis

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

Paul K. Walp

Paul Walp worked for the United States Engineer District Office.

E. P. Smith

E. Hilgeman

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