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  • BGS Geological Survey Ten Mile Map Sheet Two (1957)

    • 07/23/2026

    British Geological Survey. 2nd Edition, 1957 (18680/74).

  • Geological Survey Ten Mile Map Sheet One & Two (1957)

  • BGS 1:50,000 Geological Map Sheet 125 Derby – Solid and Drift Edition

    • 07/22/2026

    British Geological Survey. Sheet 125 – Derby. Solid and Drift Edition.

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