Organization • | Illinois State Geological Survey | [X] |
| 1: | | Title: | | | | Volume/Number: | 2009 | | | Issuing Agency: | | | | Description: | Map (two sheets) and accompanying report describe the geologic formations at or near the surface in the Olmsted Quadrangle. Faults are a key geologic feature of this quadrangle. | | | Date Created: | 04 30 2009 | | | Agency ID: | IGQ Olmsted-G | | | ISL ID: | 000000020314 Original UID: 10631 FIRST WORD: Geology | |
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