Palynological studies of Middle Pennsylvanian coal beds of the proposed Pennsylvania System stratotype in West Virginia /
Saved in:
| Main Author: | |
|---|---|
| Format: | Government Document Electronic eBook |
| Language: | English |
| Published: |
[Reston, Virginia] :
Department of the Interior, U.S. Geological Survey,
[1988]
|
| Series: | U.S. Geological Survey professional paper ;
1455. |
| Subjects: | |
| Online Access: | CONNECT |
