National Museum of Nuclear Science & History
Robert Stone was a research associate at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Henry G. Chavez served in the 320th Troop Carrier Squadron.
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.
James Porterie was a security guard at Los Alamos tasked with guarding bomb components. Porterie went to Aberdeen Proving Ground for Ordnance School before volunteering for an assignment at Los Alamos.