National Museum of Nuclear Science & History
Harlan Tyne worked for the United States Engineer District Office.
Harry S. Truman (1884-1972) was the 33rd President of the United States of America. Truman first learned of the Manhattan Project after the death of President Roosevelt in April of 1945, when he relinquished his role as Vice President and took the oath of office as the next president of the United States.
Colleen Frahm Lockmiller was a lab technician in the Y-12 Plant at Oak Ridge, Tennessee from 1944 to 1947.
