National Museum of Nuclear Science & History
John Riddle was a research assistant at the Metallurgical Laboratory in Chicago during the Manhattan Project.
H. W. Dube served in the 390th Air Service Group.
Paul Metro was a member of the 393rd Bomb Squadron in the 509th Composite Group stationed in Wendover, Utah and on Tinian Island in the Pacific.
Smith worked at the 100-D Area at Hanford during the Manhattan Project.