National Museum of Nuclear Science & History
Martha Trowbridge worked for the H. K. Ferguson Company.
Hubert P. Yockey is an American physicist who studied under J. Robert Oppenheimer at the University of California, Berkeley and worked with him during the Manhattan Project.
Harold Smith served in the Army at Los Alamos during the Manhattan Project.
Raymond L. Brin was a Technical Sargeant in the Army’s Special Engineer Detachment. He worked at Los Alamos during the Manhattan Project, and traveled to Tinian Island as a member of Project Alberta.