National Museum of Nuclear Science & History
George Francis McEwen was born on June 16, 1882 in Manchester, Iowa. He attended Iowa State College.
Marvin Tetenbaum was a research assistant at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Glen Mahugh, Jr. served as a staff sergeant in the 393rd Bombardment Squadron. He was a member of the ground crew on the B-29 Full House.