![](http://www.alamy.com/thumbs/6/8446F077-53BA-4F46-8A52-09771F78CEAB/2P2FCPJ.jpg)
A 19th century diagram of part of the Devon Great Console Copper Mine aka Devon Great Consols near Tavistock. It was once known as North Bedford Mines or Wheal Maria, once considered the most productive copper mine in the world. Other mines owned by the company included Wheal Anna Maria, Wheal Fanny, Wheal Emma and Wheal Josiah.
Size: 1899px × 1181px
Photo credit: © Colin Waters / Alamy / Afripics
License: Licensed
Model Released: No
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