Author: | Fieldner, Arno Carl |
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Additional Authors: | Smith, Howard I., Fay, Albert H. |
Year: | 1914 |
Document Type: | N/A |
Series: | United States Bureau of Mines Reports |
Report Number: | Bulletin 85 |
Subjects: | Coal -- Analysis. |
Coal -- United States. | |
Link: | http://digital.library.unt.edu/ark:/67531/metadc38740/ |