National Museum of Nuclear Science & History
Leland A. Brown served in the 320th Troop Carrier Squadron.
Phelps worked in the 100 F Area at Hanford during the Manhattan Project.
Attended Princeton University.
Harold Hoover was a member of the Special Engineer Detachment during the Manhattan Project. He worked as a filter foreman at the Y-12 Plant, but his real job was in counterintelligence, to ensure no sabotage occurred.