1894 Vt. Acts & Resolves 235: An Act to Incorporate the Hardwick and Woodbury Railroad Company, Nov. 23, 1894; Laws of Vermont, A.D. 1894, pp. 316-319. Burlington: The Free Press Association.
Dale, T. Nelson; Department of the Interior, United States Geological Survey (1909). The Granites of Vermont(PDF). Washington DC: Government Printing Office. p. 27.