James J. Urban

N. Davis

N. Davis worked at the 200 West Area at Hanford during the Manhattan Project.

Asa Swain

Asa Swain worked in the shop at the Metallurgical Laboratory in Chicago during the Manhattan Project.

Earl Beyer

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.