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.
J. P. Angle worked for the J.A. Jones Construction Company.
Attended the Cooper Union for the Advancement of Science and Art.
Gudgeon worked for Stone and Webster Engineering Corporation.