National Museum of Nuclear Science & History
A. L. Smith worked for the J.A. Jones Construction Company.
Levey was a member of the Army Special Engineering Detachment who worked at the K-25 plant at Oak Ridge during the Manhattan Project.
Gerald Tyler was a commanding officer at Los Alamos during the Manhattan Project.
Thomas Guilfoyle was a member of the Military Police at the University of Chicago's Metallurgical Lab from 1943 to 1945.
