Illinois oil shales /
| Main Author: | |
|---|---|
| Format: | Book |
| Language: | English |
| Published: |
Urbana,
[publisher not identified] ;
1956.
|
| Series: | Circular (Illinois State Geological Survey) ;
208. |
| Subjects: |
| Item Description: | Cover title. |
|---|---|
| Physical Description: | 21 pages, 2 unnumbered pages : illustrations, map, tables. ; 25 cm. |
| Bibliography: | Bibliography: page [23]. |