National Museum of Nuclear Science & History
John Roberts was a staff worker at Los Alamos during the Manhattan Project.
W. M. England worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Duffer Crawford worked for the civilian contractor Kellex Coroporation in New York under the supervision of Judson Swearingen.
Mary Thomas worked for the J.A. Jones Construction Company.
Jones worked at the 300 Area at Hanford during the Manhattan Project.