National Museum of Nuclear Science & History
Jimmie Sparrow served in the 390th Air Service Group.
Johnson worked at the 100-B Area at Hanford during the Manhattan Project.
Albert Dehart was a member of the 509th Composite Group as tail gunner for the B-29 Superfortress aircraft, The Great Artiste and Bockscar.
Vanstrum began working on the Manhattan Project soon after receiving his engineering degree from the University of Minnesota.