National Museum of Nuclear Science & History
O'Brien worked for Stone and Webster Engineering Corporation.
Wilbur S. Henze served in the 393rd Bombardment Squadron.
Farron Benjamin served in the last year of the war with the 1027th Air Material Squadron of the 509th Composite Group, first in Wendover, Utah, before transferring to Tinian Island.
Milton Kahn was a Chemistry graduate student, at the University of California. Kahn focused on Radiochemistry throughout his career.