National Museum of Nuclear Science & History
Attended Evansville College.
John R. Kelleher served in the 1st Ordnance Squadron.
Harold Hasenfus was part of the Special Engineer Detachment during the Manhattan Project and worked at the University of Chicago's Metalurgical Laboratory and at the gaseous diffusion plant in Oak Ridge.
Sadler worked at the 100-B Area at Hanford during the Manhattan Project.
