National Museum of Nuclear Science & History
M. K. Walden worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Frederick E. Brown served as a sergeant in the 393rd Bombardment Squadron. He was the assistant engineer/scanner regularly assigned to the B-29 Some Punkins.
William S. Johnston was a research assistant at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Attended the University of Missouri School of Mines.
