National Museum of Nuclear Science & History
Perry worked in the 200 West Area at Hanford during the Manhattan Project.
Delbert Ball was a procurement officer at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Robert T. Hassel served in the 1st Ordnance Squadron.
W. S. Herron worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Alvin Vanvessem was a member of the Special Enginner Detatchment (SED) at Los Alamos during the Manhattan Project.