National Museum of Nuclear Science & History
Charles Swenson worked in the shop at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Leonard Pepkowitz (1915-2006) was an American chemist. Pepkowitz was born in Paterson, New Jersey. He earned a B.
Eugene S. Grennan served as a 2nd lieutenant in the 509th Composite Group. He was the flight engineer on the Straight Flush during the Hiroshima mission.
Howe worked at the 300 Area at Hanford during the Manhattan Project.