National Museum of Nuclear Science & History
Mildred McNamara was a secretary in Oak Ridge, Tennessee from 1942 to 1946. Mildred Catherine Wilton was born in Somerville, Massachusetts in August 1895.
Arthur Robert Sayer was a physicist. He had a doctorate from Harvard in Astronomy, and worked on the Manhattan Project at Los Alamos.
Henry Warwick worked for the A. S. Schulman Electric Company.