William E. Tewes

William Edward Tewes was born Jersey City, New Jersey on October 10th, 1922. Following Pearl Harbor, Tewes was drafted and joined the Special Engineer Detachment. He went to work for the S.A.M. Laboratory at Columbia University. He worked under Dr. Francis Slack, focusing on helium-CO₂ separation characterizing barriers. He also worked with Don Trauger on the barrier material for the gaseous diffusion process in the basement of lab and in the Nash Garage Building. In July 1945, he was transferred to Oak Ridge. He worked on the leak testing operation at K-25.