National Museum of Nuclear Science & History
Willard Burgess worked for the Roane-Anderson Company.
Roland Davis was a laboratory assistant at the University of Chicago’s Metallurgical Laboratory (“Met Lab) during the Manhattan Project.
Jack Widowsky served as a second lieutenant in the 393rd Bombardment Squadron. He was regularly assigned to the B-29 Top Secret.
Andrew Welch was a janitor at the Chicago Met Lab during the Manhattan Project.