Author: | Fieldner, A. C. |
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Additional Authors: | Snyder, N. H., Toenges, Albert L., Anderson, R. L., Young, W. H., Crentz, William L., Taylor, Dorothy Ann, Fraser, Thomas, Abernethy, R. F., Cooper, H. M. |
Year: | 1952 |
Document Type: | N/A |
Series: | United States Bureau of Mines Reports |
Report Number: | Bulletin 499 |
Subject: | Coal. |
Link: | https://digital.library.unt.edu/ark:/67531/metadc12658/ |