Preparation characteristics of coal from Logan County, W. VA. /
| Main Authors: | , |
|---|---|
| Format: | Government Document Book |
| Language: | English |
| Published: |
[Washington, D.C.] :
United States Department of the Interior, Bureau of Mines,
1957.
|
| Series: | Report of investigations (United States. Bureau of Mines) ;
5306. |
| Subjects: |