Harry S. Truman Papers Pertaining to Family, Business and Personal Affairs, 1280 - 1975. Family Correspondence Files, 1910 - 1964. Correspondence from Harry S. Truman to Mary Jane Truman, 1945-1948: July 12, 1945. Letter from Harry S. Truman to Martha Ellen Truman and Mary Jane Truman, 7/12/1945.