Wilbur A. Strauser

H.G. Johnson

Ellsworth M. Risley

Ellsworth Risley was a staff worker at Los Alamos during the Manhattan Project.

Mabel Hill

Hill worked for Stone and Webster Engineering Corporation.

Gilbert Plass

Gilbert Plass was a Canadian physicist. Plass was born in 1922 in Toronto. He received a B.S. in physics from Harvard University before being hired to work on the Manhattan Project at the Chicago Met Lab, where he worked as an associate physicist.