National Museum of Nuclear Science & History
W. O. Lawrence worked for the J.A. Jones Construction Company.
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.
Laverne Bloom worked as a Military Policeman from 1945-1946 in Hanford, Washington. While not on guard duty, Bloom often cooked for his troop and occasionally made meals for the director of the Manhattan Project, General Leslie Groves.