National Museum of Nuclear Science & History
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.
Hawes worked at the 100-F Area at Hanford during the Manhattan Project.
O. A. Kincaid worked for the J.A. Jones Construction Company.