Hough, F.B., 1851. Notices of Ancient Remains of Art in Jefferson and St Lawrence Counties. Annual Report of the Regents of the University, on the Condition of the State Cabinet of Natural History 4, 103-109.

Hough, F.B., 1850. Notice of Several Ancient Remains of Art in Jefferson and St. Lawrence Counties. New York State Museum Annual Report 3, 99-105.