Year book for 1915 : administrative report and economic and geological papers : work in cooperation with U. S. Geological Survey.
| Corporate Author: | |
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| Format: | Book |
| Language: | English |
| Published: |
Urbana :
Illinois State Geological Survey, University of Illinois,
1916.
|
| Series: | Bulletin (Illinois State Geological Survey) ;
no. 33. |
| Subjects: |
| Item Description: | Includes index. |
|---|---|
| Physical Description: | 173 pages, 9 unnumbered folded leaves of plates : illustrations ; 27 cm. |