Autograph letter signed, from P.A. Jordan, North Western Mining & Exchange, Williamsville, PA, to Thomas L. Kane, Kane, he had a problem with Thomas L. Kane’s mine fixed, includes envelope, 1 p., 19 September 1882.

Autograph letter signed, from J.L. Brown, Wilcox, PA, to Thomas L. Kane, Philadelphia, on the “Lime Kiln lot,” sketch on back, includes envelope, 1 p., written on both sides, 20 December 1882.

Letter from S. Howe to George R. Russell. Discussion of stock and land purchases, 5 June, no year, 1 item.

Memorandum, notes on real estate, prices and mortgages, 11 pp., n.d.

Promotion and plans for the development of McKean and Elk counties and the surrounding area by the McKean & Elk Land & Improvement Co., 13 pp., 8 pp. folded, written on 2 sides on all folded pages but one, n.d.

Schedule of Real Estate, information on the land acquired by Thomas L. Kane before the McKean Land & Improvement Co. and other businesses were begun, and the land acquired since those businesses were begun, draft, includes envelope, 1 p., folded, written on 4 sides, n.d.

Autograph letter, from Thomas L. Kane, incomplete, on land and oil, “Fallon’s arrangement,” 1 p., written on both sides, n.d.

Draft of an advertisement of land for sale by the McKean & Elk Land Improvement Co., 1 page, n.d. [ca. 1858].

Handwritten copy of article from Elk Reporter, “McKean and Elk Co.’s Lands for Sale, an Era in the History of Elk County,” 1 p., n.d.

Handwritten copy of editorial from Smethport Democrat, “Letting in Daylight,” the advertisement of the McKean & Elk Land & Improvement Company, and the coming of the railroad to that area, hand-drawn map on back, 1 p., written on both sides, n.d.