National Museum of Nuclear Science & History
H. L. Russell worked for the United States Engineer District Office.
P. F. Grieger worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Marion Edward Cieslicki was an Polish American metallurgist who worked on the Manhattan Project from 1944 to 1946 at the University of Chicago and at Los Alamos.
McCall worked in the 100 F Area at Hanford during the Manhattan Project.