National Museum of Nuclear Science & History
J. V. O’Connor worked for the Union Carbide & Carbon Corporation.
Joseph Kouba was a janitor at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Glen G. Hardin served in the 1395th Military Police Company, Aviation.
Roscoe Charles Wilson was a United States Army Air Forces Officer. At the rank of Colonel he was the overall Project Office to the Manhattan Engineering District from June 1943 to December 1944.