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 | The asphalt and bituminous rock deposits of the United States: Part 1-Director's report and a paper on asphalt and bituminous rock deposits | 1901 | asphalt rock deposits; bitumous rock deposits; classification of hydrocarbons; bitumen; hydrocarbons | In presenting the following account of the asphalt and bituminous rock deposits of the United States, the desire has been to afford a general conception of the nature of the materials discussed, their mode of occurrence, and the stratigraphy and structure of the attendant geology. The information pr... |