National Museum of Nuclear Science & History
R. T. Arends worked for the Roane-Anderson Company.
Edward Littleton was a laboratory helper at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Judson Taylor was a staff worker at Los Alamos during the Manhattan Project.
Hoylande Young Failey was a senior chemist at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.