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.]"
Summary
This image has been taken from scan 000695 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.
Tags
Date
1875
Source
British Library
Copyright info
Public Domain