L. Spencer

J. O. Parks

J. O. Parks worked for the Tennessee Eastman Corporation at the Y-12 Plant.

J. O. Donley

J. O. Donley worked at the 200 West Area at Hanford during the Manhattan Project.

C.E. Sanford

Harold Lichtenberger

Harold Lichtenberger was a research assistant at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.