National Museum of Nuclear Science & History
Ralph E. Chase served in the 320th Troop Carrier Squadron.
Joseph Papalia is an official historian of the 509th Composite Group, the US Army Air Force unit created specifically for dropping atomic bombs during World War II.
J. L. Hartman worked for the J.A. Jones Construction Company.
Emmery H. Zweber served in the 1395th Military Police Aviation.
Kay Tracy was Arthur Compton’s secretary at the Metallurgical Laboratory in Chicago during the Manhattan Project.