National Museum of Nuclear Science & History
H. A. McFadden worked for the Roane-Anderson Company.
Austin M. Brues (1906-1991) was the Director of the Biology Division at the Manhattan Project’s Chicago location, the Metallurgical Laboratory (Met Lab).
Holeman worked at the 300 Area at Hanford during the Manhattan Project.
Parr worked in the 200 East and 100 D Areas at Hanford during the Manhattan Project.