A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Coal geology of West Virginia
An attempt to correlate the different coal beds with those of Pennsylvania. (2500 w.) (No. 25524 C)
Coal geology of West Virginia
An attempt to correlate the different coal beds with those of Pennsylvania. (2500 w.) (No. 25524 C)
Coal geology of West Virginia
Mines Min
1911
Article (Journal)
English
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