National Museum of Nuclear Science & History
Ralph E. Telford worked at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Bobby J. Chapman served as a captain in the 393rd Bombardment Squadron. He was the regularly assigned bombardier for the Big Stink, and he and his crew were later reassigned to Luke the Spook.
Cronholm worked at the 100-F Area at Hanford during the Manhattan Project.