National Museum of Nuclear Science & History
Petersen worked in the 200 West Area at Hanford during the Manhattan Project.
After graduating from Williams College, Paul Wilkinson joined the Manhattan Project. He arrived in Oak Ridge in 1943, where he was sent to the Y-12 plant.
Mary Wahl (1916-2007) was an American mathematician. Wahl was born in Ottumwa, Iowa. She studied at the University of Iowa and Columbia University.
T. E. O'Flaherity worked for the Roane-Anderson Company.