Esko E. Helander

Roy C. Vankirk

Roy Vankirk was a staff worker at Los Alamos during the Manhattan Project.

H. A. Maynier

H. A. Maynier worked for the United States Engineer District Office.

Gordon Berg

Harrison S. Brown

Harrison Brown (1917-1986) was an American geochemist. He worked at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) and Oak Ridge sites during the Manhattan Project.