National Museum of Nuclear Science & History
Thomas Lauritsen was a Danish-born American physicist. His research focused on the nuclear spectroscopy of the light nuclei.
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.
H. Courtney worked for the Rock City Construction Company.