1. U S. Weather Bureau, Climatological data. New England. (monthly)
2. Flow-duration curves;Searcy;U.S. Geol. Survey Water-Supply Paper 1542-A,1959
3. The geology of the St. Johnsbury quadrangle, Vermont and New Hamsshire: Montpelier, Vermont;Hall;Vermont Geological Survey Bull.,1959
4. U.S. Soil Conservation Service, Unpublished soil survey maps and soil profile descriptions (1959 to 1962). On file at ARS, Danville, Vermont.
5. Forests and forest ecology of the Sleepers River basin, Caledonia County, Vermont;Zimmermann;ARS, Danville, Vermont, mimeog. report,1967