1. Deposition of the Catskill facies, Appalachian regions: With notes on some other Old Red Sandstone Basins;Allen;Geol. Soc. Am., Spec. Pap.,1968
2. Ground water geochemistry as a prospective tool for uranium deposits in Pennsylvania;Applin;U.S. Dep. Energy, Open File Rep. GJBX,1978
3. Isopach and lithofacies map of the Upper Devonian of northeastern United States;Ayrton;Pa. Geol. Survey, Gen. Rep.,1963
4. Uranium in the Glen Wild area, Woodridge, New York, 7.5-minute quadrangle;Baillieul;U.S. Dep. of Energy, Open-File Rep. GJBX-46,1978
5. The Upper Devonian delta of the Appalachian geosyncline: Part I. The delta and its relations to the interior seas;Barrell;Am. J. Sci.,1913