I. G. Knight

Glenn Sprankle

Glenn Sprankle worked in the shop at the Metallurgical Laboratory in Chicago during the Manhattan Project.

R.J. Stephenson

R.J. Stepheson was a consultant at the Metallurgical Laboratory in Chicago during the Manhattan Project.

J. E. Zachary

H. T. Ledford

H. T. Ledford worked for the Tennessee Eastman Corporation at the Y-12 Plant.