Charles Hutton's Contour Line Map of Schiehallion Recreated by

vangeog - The Art of Geography: July 2016

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Schiehallion – Contour lines and Maskelyne's observatory

The Great Lines Karen Rann investigates the invention of contour

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vangeog - The Art of Geography: July 2016

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Charles Hutton's Contour Line Map of Schiehallion Recreated by