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1863 87. Doncaster, SE Quad. Geologic Atlas Geological Survey of Great B … |
1863 87. Doncaster, NE Quad. Geologic Atlas Geological Survey of Great B … |
1863 45. Banbury, SE Quad. Geologic Atlas Geological Survey of Great B … |
1863 4. Denge Ness. Geologic Atlas Geological Survey of Great B … |