Chester L. Ura

Robert A. Young

Mark S. Fred

Mark Fred was a research assistant in the chemistry division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

H.E. Jameson

Jameson worked at the 200 West Area at Hanford during the Manhattan Project.

Jack P. Mullins

Jack Mullins worked for the Tennessee Eastman Corporation at the Y-12 Plant.