Leeson, M. A. (1890). History of the counties of McKean, Elk, and Forest, Pennsylvania, with biographical selections: Including their early settlement and development; a description of the historic and interesting localities: sketches of their cities, towns and villages ... biographies of representative citizens: outline history of Pennsylvania; statistics. Chicago: J.H. Beers & Co..

Leeson, M. A. History of the Counties of McKean, Elk, and Forest, Pennsylvania, With Biographical Selections: Including Their Early Settlement and Development; a Description of the Historic and Interesting Localities: Sketches of Their Cities, Towns and Villages ... Biographies of Representative Citizens: Outline History of Pennsylvania; Statistics. Chicago: J.H. Beers & Co., 1890.

Leeson, M. A. History of the Counties of McKean, Elk, and Forest, Pennsylvania, With Biographical Selections: Including Their Early Settlement and Development; a Description of the Historic and Interesting Localities: Sketches of Their Cities, Towns and Villages ... Biographies of Representative Citizens: Outline History of Pennsylvania; Statistics. Chicago: J.H. Beers & Co., 1890.