HOWEVER prophetic may have been the far-seeing premonitions of men in advance of their age in the dim past, and however invaluable may have been the additions made to the superstructure since, it can ...
THESE three books are written with an educational purpose, and are kept within the limifs of size suitable for schools. They alike bear witness to the prominent place taken by geology in the outlook ...
An introduction to geology -- Plate tectonics: a scientific revolution unfolds -- Matter and minerals -- Magma, igneous rocks, and intrusive activity -- Volcanoes and volcanic hazards -- Weathering ...
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