National Museum of Nuclear Science & History
R. Petyko worked for the Roane-Anderson Company.
Dutcher worked at the 200 East Area at Hanford during the Manhattan Project.
Leon O. Jacobson was Associate Director of the Health Division and Section Chief of H-I, Clinical Medicine and Medical Research, at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Clarence W. Hartman served in the 393rd Bombardment Squadron.
