National Museum of Nuclear Science & History
L. A. Darling worked at the 100-B Area at Hanford during the Manhattan Project.
Urban worked at the 200 West Area at Hanford during the Manhattan Project.
Page worked in the 100 D Area during the Manhattan Project.
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.