National Museum of Nuclear Science & History
Marceil Roberson worked for the H. K. Ferguson Company.
T. L. Runner worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Conrad Roescke was a staff worker at Los Alamos during the Manhattan Project.
H. G. Singleton worked for the Roane-Anderson Company.
Philipp Klein was a part-time switchboard operator in the SAM Lab while studying chemical engineering at Columbia University.
