National Museum of Nuclear Science & History
Attended Iowa State University.
Cathcart worked in the United States Engineer District Office.
Tomlinson worked at the 100-D Area at Hanford during the Manhattan Project.
Cronholm worked at the 100-F Area at Hanford during the Manhattan Project.
George Francis McEwen was born on June 16, 1882 in Manchester, Iowa. He attended Iowa State College.