Title:
The Coal Mines
Coal Mines
[Containing a Description of the Various Systems of Working and Ventilating Mines, Together With a Sketch of the Principal Coal Regions of the Globe, Including Statistics of the Coal Production.]
Author:
Andrew Roy
Subject:
| Coal mines and mining |
Publisher:
Robison, Savage & Co.
Date:
1876
Digital Format:
HTML
PDF
Kindle
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Language:
English
Source:
http://openlibrary.org/works/OL3871075W
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