Winfield L. Sylvester

W.S. Roe Jr.

Dodson “Dot” Marrs

Dodson Marrs worked in carpentry and concrete work at Oak Ridge, Tennessee as a part of the Manhattan Project.

James Parsons

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 A. Sauer

Alvan Sauer worked for the United States Engineer District Office.