National Museum of Nuclear Science & History
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.
Joe Baca was born in Alberquerque, NM. He moved with his family to Los Alamos, NM in April of 1944 after his father, Jose Baca, got a job as a carpenter there.
Ennis Peters was a staff worker at Los Alamos during the Manhattan Project.