Bulletin of the United States Geological Survey, Volumes 90-93

2d edi 3d series Abstract acid alcohol Analyses Annual Report Archean atmospheres auroauric sulphide basin bowlder BREWER Bull Bulletin Canada Carboniferous CHAMBERLIN CHATARD CLARKE clays Colorado compressibility County Cretaceous DANA DAWSON deposits Description dikes diphenylamine discussion EAKINS equation ether formation fossils Geological Geological notes Geologist glacial H₂O isothermal J. W. Powell Jersey Jour Lake Lake Agassiz limestone liquid Macfarlane's Geol Macfarlane's Railway Guide maps MARCOU MCGEE mercury MERRILL Mesozoic mineral Naturalist northern notes for railway observed Ohio oxychloride Paleozoic para-toluidine paraffin Petrography phosphorus oxychloride Pleistocene Price 5 cents Proc Quebec region relations Report-Division River rocks rubber Samuel Hubbard Scudder SHALER silicon tetrachloride Silurian SiO2 solution stratigraphy substance sulphate TABLE Taconic temperature Tertiary Texas thermal thread thymol tion toluidine Triassic tube U. S. Geol U. S. GEOLOGICAL SURVEY United States Geological UPHAM uraninite vermiculites volume vulcanized Warren's Geography WINCHELL York