Additional Authors: | Elder, James Lowry,, Kube, Wayne R. |
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Year: | 1970 |
Document Type: | USBI |
Issuing Agency: | United States Dept. of the Interior, Bureau of Mines, |
SUDOC: | I 28.27:8471 |
Series: | Information circular / Bureau of Mines ; |
Report Number: | 8471 |
Subject: | Lignite--Congresses |
Link: | https://hdl.handle.net/2027/mdp.39015077578147 |