National Museum of Nuclear Science & History
H. L. Longcrier worked for the J.A. Jones Construction Company.
Schroeder worked at the 200 West Area at Hanford during the Manhattan Project.
Henry Faul was a geologist working on Enrico Fermi's team at the University of Chicago. He was responsible for prospecting uranium ore in Colorado and Utah.
McCraw worked in the 200 West Area at Hanford during the Manhattan Project.