Carbonizing properties of Cambria County, Pennsylvania, coals / by B.W. Naugle, G.W. Birge and D.E. Wolfson.
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Main Author: | |
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Other Authors: | , |
Format: | Government Document Book |
Language: | English |
Published: |
Washington, DC :
U.S. Dept. of the Interior, Bureau of Mines,
1959.
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Series: | Report of investigations (United States. Bureau of Mines) ;
5524. |
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