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map from "[The Coal-Regions of America; their topography, geology and development. With a colored geological map of Pennsylvania ... and numerous other maps and illustrations.]"

map from "[The Coal-Regions of America; their topography, geology and development. With a colored geological map of Pennsylvania ... and numerous other maps and illustrations.]"

 
 
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Summary

This image has been taken from scan 000026 from "[The Coal-Regions of America; their topography, geology and development. With a colored geological map of Pennsylvania ... and numerous other maps and illustrations.]". The title and subject terms of this image have been generated from tags, created by users of the British Library's flickr photostream.

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Date

1875
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Source

British Library
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