National Museum of Nuclear Science & History
Ostdahl worked in the 200 West Area at Hanford during the Manhattan Project.
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.
Thomas Astarita served in the 1st Ordnance Squadron.
William H. Rigby worked for the Comstock-Bryant Electric Company.