File:Section of Tamar mine.jpg
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Section_of_Tamar_mine.jpg (485 × 389 pixels, file size: 103 KB, MIME type: image/jpeg)
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 09:04, 16 December 2021 | 485 × 389 (103 KB) | Charles Matthews | {{Information |Description=Section diagram of the silver-lead mine at {{w|Beer Alston}}, Devon, England, showing the gallery created for drainage and the Spurgin Shaft. |Source=[https://books.google.co.uk/books/content?id=-6NhAAAAcAAJ&pg=PA241&img=1&zoom=3&hl=en&sig=ACfU3U1_YxHqM9XPk5RUaHiVKrxBawr99w&ci=71%2C714%2C843%2C678&edge=0 Google Books] |Date=1866 |Author={{unknown engraver}} |Permission={{PD-old-100-1923}} |other_versions= }} Category:1866 engravings Category:Beer Alston [[Ca... |
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