Bibliography of North American Geology for 1886

Alabama American Association Archean ASHBURNER basin Bradford County Brief abstract BRITTON Bulletin Calls attention Cambrian Canada Carboniferous Cayuga County Census CHAUVENET clay coal beds coal field Colorado Cornwall County Cretaceous DARTON deposits Describes some features Devonian Discusses district drift Elliott County Eocene fauna Fifth Annual Report formations fossils gabbros Geol geologic features geologic map GILBERT glacial gneisses Hist Inst iron mines Jersey Jour kaolin Lake Bonneville Lake Lahontan LESLEY limestone Lower Helderberg MERRILL metamorphism minerals Mining Eng Mining Indus Montana N. Y. Acad NEWBERRY Niagara North America Notes Numbers O. C. Marsh occurrence Ohio ORTON paper is accompanied Pennsylvania peridotites petrography Price 5 cents Proc PUTNAM Quaternary Read to American relation River samples of iron sand sandstone Science sections Silurian Staten Island stratigraphic structure Taconic Tenth Census Tertiary tions topography Trans trap U. S. Geological Survey Valley volcanic WALCOTT WILLIAMS WILLIS Wyoming York