Analyses of samples of delivered coal : collected from July 1, 1915 to January 1, 1922, with a chapter on the Tidewater pool classifications / by Ned H. Snyder.
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Corporate Authors: | , |
Other title: | Analyses of delivered coal. Tidewater pool classifications. |
Format: | Government Document Book |
Language: | English |
Published: |
Washington :
G.P.O.,
1923.
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Edition: | 1st ed. |
Series: | Bulletin (United States. Bureau of Mines) ;
230. |
Subjects: |