National Museum of Nuclear Science & History
Leslie Nemeth was a staff worker at Los Alamos during the Manhattan Project.
Hardleben worked at the 100-F Area at Hanford during the Manhattan Project.
Krank Suazo was a staff worker at Los Alamos during the Manhattan Project.
Harold Hoover was a member of the Special Engineer Detachment during the Manhattan Project. He worked as a filter foreman at the Y-12 Plant, but his real job was in counterintelligence, to ensure no sabotage occurred.