Author: | Ellman, Robert C. |
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Additional Authors: | Belter, John W., Dockter, L. |
Year: | 1967 |
Document Type: | BMRA |
Issuing Agency: | U.S. Dept. of the Interior, Bureau of Mines, |
SUDOC: | I 28.23:7037 |
Series: | Report of investigations / United States Department of the Interior, Bureau of Mines ; |
Report Number: | 7037 |
Subject: | Lignite--North Dakota |
Link: | https://hdl.handle.net/2027/mdp.39015078531798 |