Analyses of tipple and delivered samples of coal collected during the fiscal year 1963 / by S.J. Aresco, J.B. Janus, and F.E. Walker.
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Other Authors: | , |
Format: | Government Document Book |
Language: | English |
Published: |
Washington, DC :
U.S. Dept. of the Interior, Bureau of Mines,
1964.
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Series: | Report of investigations (United States. Bureau of Mines) ;
6461. |
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