National Museum of Nuclear Science & History
P. P. Evans worked at the 200 West Area at Hanford during the Manhattan Project.
E. J. Presser served in the 390th Air Service Group. After the war, Presser was assigned to the Japan Atomic Bomb Damage Survey teams.
Harold Riley was an American chemical engineer. After graduating from North Carolina State College, Riley began his career working as a rayon technician at the DuPont Company.
