National Museum of Nuclear Science & History
A. M. Koerner worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Frank V. Kowalski served in the 1027th Air Material Squadron.
J. V. O’Connor worked for the Union Carbide & Carbon Corporation.
Marvin Wilkening, a physicist, traveled the Grand Circuit of the Manhattan Project, pursuing his specialty of measuring neutron intensity.