National Museum of Nuclear Science & History
D. P. Hall worked for the J.A. Jones Construction Company.
Robert Schrader was completing his PhD in chemical engineering at MIT when he was selected to work on the Manhattan Project in Boston.
Robert Ingersoll Howes Sr. was an electrical engineer and one of the first 100 scientists recruited to Los Alamos to work on the Manhattan Project.
Clementson worked at the 100-B Area at Hanford during the Manhattan Project.