National Museum of Nuclear Science & History
N. Levenson worked for the Tennessee Eastman Corporation at the Y-12 Plant.
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.
Langworthy worked in the 100 D Area at Hanford during the Manhattan Project.
Raymond Dujack was a young lab technician at the Special Alloyed Materials (SAM) Laboratories at Columbia University.
