National Museum of Nuclear Science & History
Pfennig worked for Stone and Webster Engineering Corporation.
W. T. Mann worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Hoell worked at the 300 Area at Hanford during the Manhattan Project.
G. L. Crutchfield worked for the Edenfield Electric Company.
Wright worked at th 200 West Area at Hanford during the Manhattan Project.
