National Museum of Nuclear Science & History
Calvin B. Popwell served as a corporal in the 393rd Bombardment Squadron. He was a member of the ground crew regularly assigned to the B-29 Big Stink, and he and his crew were later reassigned to Luke the Spook.
Selma Shupp was a technician in the Chemistry Division at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Alvin Martin Weinberg (1915-2006) was an American nuclear physicist. Weinberg was born in Chicago. He received a B.
