National Museum of Nuclear Science & History
Piper worked for Stone and Webster Engineering Corporation.
Silvilers worked at the 200 East Area at Hanford during the Manhattan Project.
Theodore J. Neubert was a research associate in the graphite research section at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
N. F. Smyth worked for the Kellex Corporation at the K-25 Plant.