Brigham Young's will, signed Brigham Young Young, William Clayton, Thomas W. Ellerbeck, James Jack, and David McKenzie, dated 17 August 1871; addition made 17 June 1872; entire will canceled Brigham Young Thomas L. Kane and revoked Brigham Young G.Q. Cannon, 14 November 1873.

Passport issued to Kane and signed by Kane and A. Stevenson, dated July 27, 1840.

Contains genealogical information, biographies, correspondence, receipts, and other materials related to Kane's ancestors and other members of the extended Kane family. Items document personal activities, family relations, business ventures and transactions, and other topics. Materials date from between 1773 and 1916.

Contains letters, the majority of which are sent to John K. Kane in Philadelphia, Pennsylvania; legal documents, including those dealing with Dr. Robert Patterson's bond and mortgage, the Julia Taylor estate, and Girard Bank; and promissory notes, protests of promissory notes, and protests of non-payment of promissory notes. Materials date from between 1817 and 1851.

Contains certificates, letters of correspondence, and other materials. Materials date between 1828 to 1854.

Contains journals and notebooks belonging to Kane, as well as manuscripts, letters, passports, and other materials. Items include lists of Kane's everyday dealings, his poetic and philosophical writings, his last will and testament, and his obituary. Materials date between 1839 and 1884.

Contains journals, correspondence, ephemera, and other materials by Kane. Includes information on her life and activities, including her medical studies and practice. Also includes information on her relationships and interactions with other members of the Kane family. Materials date from between 1870 and 1894.

Contains letters, notes, pamphlets, clippings, and other materials by Kane. Materials document his activities, including his work at the hospital and his family relationships. Materials date from between 1869 and 1929.

Contains correspondence, maps, notes, financial records, clippings, and other materials relating to the McKean and Elk Land and Improvement Company. Includes information on Thomas L. Kane's work as an agent for the company, progress being made in developing the region, financial concerns of the company, and legal actions surrounding the property. Materials date from between 1844 and 1926.

Contains correspondence, notes, daybooks, and other materials relating to the Kane family's involvement in railroad development in McKean County, including the Philadelphia and Erie Railroad, the Kinzua Viaduct Railroad, the New York and Erie Railroad, and the Pennsylvania Railroad Company. Materials date from between 1856 and 1932.