National Museum of Nuclear Science & History
Joseph Kouba was a janitor at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Couturie worked at the 100-F Area at Hanford during the Manhattan Project.
James H. Alexander was a staff member at Los Alamos during the Manhattan Project.
James Murray was a security officer at Los Alamos during the Manhattan Project. He led a plainclothes operation under the pseudonym Paul Sheridan, and suspected J.