National Museum of Nuclear Science & History
Gavin Hadden was an American civil engineer who served as special assistant to General Leslie R. Groves during the Manhattan Project.
Leo P. Morawa served in the 393rd Bombardment Squadron.
Hope Sloan was 25 in 1944, a dark-haired WAC corporal and secretary in military intelligence. In July, she joined the construction camp's morale-building effort by entering a beauty contest, part of an "exposition "promoting safety on and off the job.
Crane worked at the 300 Area at Hanford during the Manhattan Project.
