A gravity survey of extreme southeastern Illinois /
| Main Author: | |
|---|---|
| Format: | Book |
| Language: | English |
| Published: |
Urbana :
Illinois State Geological Survey,
1970.
|
| Series: | Circular (Illinois State Geological Survey) ;
450. |
| Subjects: |
| Item Description: | Cover title. |
|---|---|
| Physical Description: | 12 pages : illustrations, maps (1 folded in pocket) ; 26 cm. |
| Bibliography: | Bibliography: pages 11-12. |