84 pages matching editions:UOM39015014709136 in this book
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SECTIONAL PRESIDENTS ADDRESSES
Some Episodes in the Geological History of the Bristol Channel
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Africa animals appears Association Aurignacian base become Bristol British cause cent changes character chemical close Committee consider considerable continued cost currents deposits determined direction discussion earth east economic effect evidence example existence experiments fact factors feet field folding force formation further geography give given greater groups higher human important increase indicate industry influence interest knowledge known labour later less lines lower magnetic material means measure methods movement nature nitrogen observed obtained occur origin period Permian plants Pleistocene position possible practical present probably problem production Prof question reason recent regard region relation Report represented rocks scientific Secretary similar South species structure suggested surface tests theory Upper variation various whole