National Museum of Nuclear Science & History
Howard Chase worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Wallen worked at the 300 Area at Hanford during the Manhattan Project.
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.
