National Museum of Nuclear Science & History
Abraham L. Longfield was a Procurement and Property Officer for the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Harold Fidler was an Army major and a civil engineer for the Corps of Engineers. Fidler began working at the Radiation Laboratory at Berkeley with Ernest O.
H. W. Ross worked for the Tennessee Eastman Corporation at the Y-12 Plant.
