National Museum of Nuclear Science & History
Clarke worked in the United States Engineer District Office.
Melvin A. Miller was a draftsman at the University of Chicago Met Lab. In 1946, he sketched two famous drawings of Chicago Pile-1 based on the descriptions of scientists who were present when it went critical.
Val Fitch (1923-2015) was a Nobel-Prize-winning American physicist. Fitch was drafted into the Special Engineer Detachment in 1943.
Rupea worked at the 300 Area at Hanford during the Manhattan Project.