National Museum of Nuclear Science & History
Winfield Sylvester was a staff worker at Los Alamos during the Manhattan Project.
Dodson Marrs worked in carpentry and concrete work at Oak Ridge, Tennessee as a part of the Manhattan Project.
James A. Parsons was an American chemical engineer. Parsons was born in Hand County, South Dakota. Upon graduation from South Dakota School of Mines and Technology, B.
Alvan Sauer worked for the United States Engineer District Office.