National Museum of Nuclear Science & History
Clarence Joyce worked for the Poe Piping & Heating Company.
Hester Moore was a supervisor in the Communications Department at the Manhattan Project’s Hanford, Washington site during World War II.
Frances I. Armstead was a staff member at Los Alamos during the Manhattan Project.
Leon O. (Tom) Morgan was an American chemist who worked on the Manhattan Project and co-discovered the element Americium.