Baughman, A. J. History of Seneca County, Ohio. Chicago : Lewis Publishing Co., 1911.

History of Sandusky County, Ohio, with Portraits and Biographies of Prominent Citizens and Pioneers, written in part by Homer Everett. Cleveland, Ohio : H.Z. Williams, 1882 (reprinted in 1972 by Unigraphic)

The Firelands Pioneer. Norwalk, Ohio : Firelands Historical Society, 1858, volume 1.

Howe, Henry. Historical Collections of Ohio, an Encyclopedia of the State. Cincinnati, Ohio : Derby, Bradley, & Co., 1848 (with numerous reprintings by various publishers)

Knapp, H.S. History of the Maumee Valley Commencing with Its Occupation by the French in 1680. Toledo, Ohio : Blade Mammoth Printing and Publishing House, 1877.

Lang, William. History of Seneca County, From the Close of the Revolutionary War to July, 1880. Springfield, Ohio : Transcript Printing Co., 1880.

MacDonald, Curtis C. Ansequago: a Biography of Sardis Birchard. Ph.D Thesis, Western Reserve University, 1958.

Meek, Basil. Seneca John, Indian Chief. In Ohio History, Vol. 31, no. 2, April 1922. http://publications.ohiohistory.org

Treaty With the Seneca, 1831 and Treaty With the Seneca and the Shawnee, 1832. (Seneca John was one of the signers of both treaties.)
http://digital.library.okstate.edu/kappler/Vol2

Williams, W.W. History of the Fire Lands, Comprising Huron and Erie Counties, Ohio. Cleveland, Ohio : Leader Printing Co., 1879 (reprinted in 1973 by Unigraphic)

Wright, Muriel H. A Guide to the Indian Tribes of Oklahoma. Norman, Okla. : University of Oklahoma Press, 1951.

Local History vertical files on this topic, at the sponsoring libraries.