National Museum of Nuclear Science & History
H. R. Kornburg worked for the J.A. Jones Construction Company.
C. G. Plomasen worked for the Tennessee Eastman Corporation at the Y-12 Plant.
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.