National Museum of Nuclear Science & History
O'Brien worked for Stone and Webster Engineering Corporation.
Judd Nevenzel was a staff worker at Los Alamos during the Manhattan Project.
Thomas R. Griffin, Jr. served in the 393rd Bombardment Squadron.
Robert Rathbun Wilson (1914-2000) was an American physicist who also worked as a sculptor and architect.
Sherman Fried was a chemist at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.