Composition and character of Illinois coals /
| Main Author: | |
|---|---|
| Other Authors: | , |
| Format: | Book |
| Language: | English |
| Published: |
Urbana :
University of Illinois,
1906.
|
| Series: | Bulletin (Illinois State Geological Survey) ;
no. 3. |
| Subjects: |
| Physical Description: | 86 pages : illustrations |
|---|