THIS account of the geological history of North America is intended for students and readers interested in the cultural aspect of the science. The author, like all geologists, believes that a ...

Science in the silver age: Aetna, a classical theory of volcanic activity -- Some Neo-Platonic and Stoic influences on mineralogy in the sixteenth and seventeenth centuries -- Mechanical mineralogy -- ...

IN their differences these two books bring out very clearly the difficulties that beset the teacher of historical geology (stratigraphy) to-day. An ever-increasing knowledge of the detail of local ...

No work on any science has yet been published in our language more exhaustive of facts, more clear in statement, or more philosophical in general character and arrangement, than Dana’s “ Mineralogy,” ...

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