National Museum of Nuclear Science & History
C. E. Bettis worked for the Tennessee Eastman Corporation at the Y-12 Plant.
H. Swafford served in the 390th Air Service Group.
M. R. Pierce worked for the Kellex Corporation at the K-25 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.