D. E. Waters

F. O. Hiser

Hiser worked at the 300 Area at Hanford during the Manhattan Project.

Theodore A. Heinz

J. C. Hamilton

Hamilton worked at the 200 West Area at Hanford during the Manhattan Project.

Roy V. Henderson

Roy V. Henderson was a janitor at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.