Horn, W. F. (1945). The Horn papers: Early westward movement on the Monongahela and upper Ohio, 1765-1795. Scottdale, Pa.: Published for a committee of the Greene County Historical Society, Waynesburg, Pa., by the Herald Press.

Horn, W. F. The Horn Papers: Early Westward Movement On the Monongahela and Upper Ohio, 1765-1795. Scottdale, Pa.: Published for a committee of the Greene County Historical Society, Waynesburg, Pa., by the Herald Press, 1945.

Horn, W. F. The Horn Papers: Early Westward Movement On the Monongahela and Upper Ohio, 1765-1795. Scottdale, Pa.: Published for a committee of the Greene County Historical Society, Waynesburg, Pa., by the Herald Press, 1945.