AB cum laude, Wilson College, Chambersburg, Pennsylvania, 1929; Master of Arts in History, University of Pennsylvania, Philadelphia, 1937; Doctor of Philosophy in History, University of Pennsylvania, Philadelphia, 1949.
Teacher mathematics, Linden Hall, Lititz, Pennsylvania, 1929-1935; library, History Society Delaware, Wilmington, 1940-1942; research assistant, Haynes Foundation, Los Angeles, 1946-1953; research assistant, free-lance editor, Bureau Business and Economics Research, University of California at Los Angeles, 1953-1954; associate editor, University of California Press, University of California at Los Angeles Office, 1954-1973; free-lance editor, University of California Press and University Washington Press, Seattle, since 1973.
Precinct worker Adlai Stevenson, Democratic party, 1952. Lieutenant United States Naval Reserve, 1942-1946. Member Phi Beta Kappa.
Married Claude William Stimson, February 7, 1953 (deceased June 1973).