The Eruptive Rocks of Brent Tor and Its Neighbourhood, Included in Sheet 25 of the One-Inch Map of the Geological Survey: With Some Introductory Remarks on the Application of the Microscope to Petrological Research

The Eruptive Rocks of Brent Tor and Its Neighbourhood, Included in She

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The Eruptive Rocks of Brent Tor and Its Neighbourhood Included in Sheet 25 of the One-Inch Map of the Geological Survey: With Some Introductory Remarks on the Application of the Microscope to Petrological ResearchP>