Sand and gravel resources of Macon County, Illinois /
| Main Author: | |
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| Other Authors: | |
| Format: | Book |
| Language: | English |
| Published: |
Urbana :
Illinois State Geological Survey,
1969.
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| Series: | Circular (Illinois State Geological Survey) ;
446. |
| Subjects: |
| Item Description: | Cover title. |
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| Physical Description: | 16 pages : maps. (1 folded in pocket) ; 26 cm. |
| Bibliography: | Bibliography: pages 15-16. |