National Museum of Nuclear Science & History
Ernest Mekanas was a member of the Provisional Engineering Detachment at Los Alamos. Mekanas was in Los Alamos from 1943 to 1945, working primarily at the post office.
Clarence Francis Hiskey (1912-1998) was an American chemist and Soviet spy. He worked at Columbia University and the University of Chicago’s Metallurgical Laboratory during the Manhattan Project.
William L. Wrede served in the First Ordnance Squadron.
Louis Turner was a metallurgical engineer who worked on the Manhattan Project. He first became involved with the Manhattan Project at the University of Chicago in 1943.