Yearbooks, newsletters and bulletins, scrapbooks describing club activities and philanthropic activities spanning the years from 1894 through the present. Furnishings, artworks including paintings and sculpture, clocks, textiles and costumes.

Mount Saint Mary's University was founded by the Sisters of St. Joseph of Carondelet in 1925 as the first Catholic women's college west of the Mississippi. It comprises two historic sites, the Chalon Campus high above Brentwood (1930), and the Doheny Campus, which occupies the former estate of Edward and Estelle Doheny, including the Doheny Mansion at 8 Chester Place (1899).