National Museum of Nuclear Science & History
A. H. Yohannan worked for the Roane-Anderson Company.
Carl Hodson served in the 603rd Air Engineering Squadron.
Ralph A. Brininger served in the 1st Ordnance Squadron.
C. M. Sheldon worked for the J.A. Jones Construction Company.
George Briggs was only 20 years old when he began working with the Special Engineer Detachment at Los Alamos.