Financier and philanthropist. Correspondence, letterpress books, financial papers, newspaper clippings, printed matter, and other papers relating primarily to Corcoran's business and banking interests and philanthropic efforts.

Horticulturalist, conservationist, educator, and clubwoman. Correspondence, printed matter, speeches and writings, clippings, photographs, maps, and other papers relating primarily to Dock's efforts in forestry, conservation, gardening, park development, and nature study in Pennsylvania and elsewhere in the United States as well as in Germany and England.