National Museum of Nuclear Science & History
Irvin Mastin worked for the J.A. Jones Construction Company.
Harlan Johnson worked for the Tennessee Eastman Corporation at the Y-12 Plant.
D. D. Frazer worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Baldwin worked at the 100-F Area at Hanford during the Manhattan Project.
O. L. Koch worked for the Midwest Piping and Supply Company.
