National Museum of Nuclear Science & History
Robert Thompson was a staff worker at Los Alamos during the Manhattan Project.
Jacob H. Wiens was a nuclear physicist who worked on the Manhattan Project from 1943 to 1945. He later worked at the Lawrence Livermore National Laboratory where he interacted with Luis Alvarez.
Daniel N. Koshland was a research assistant at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.