National Museum of Nuclear Science & History
Joseph Pellet was a staff worker at Los Alamos during the Manhattan Project.
Marian S. Baumann was a laboratory technician at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Robert B. Duffield was a Researcher at the Los Alamos National Laboratory from 1943 to 1946. He later worked at the Argonne National Lab.
Lockhart worked at the 100-B Area at Hanford during the Manhattan Project.
