National Museum of Nuclear Science & History
John Rowell was a staff worker at Los Alamos during the Manhattan Project.
George Maronde was a security guard at the University of Chicago Metallurgical Lab. He stood guard outside Stagg Field when Chicago Pile-1 went critical on December 2, 1942.
Venard Brown served in the 1027th Air Material Squadron.
Nathan Ballou (1919-2016) was an American chemist. He was born in 1919 in Rochester, Minnesota. In 1941 he received a bachelor’s degree from the Duluth State Teachers College (now the University of Minnesota Duluth).