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Base map of Illinois
- Author / Creator
- Available as
- Physical
Details
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- Creator
- State Geological Survey Division, prepared in cooperation with the United States Geological Survey
- Format
- Maps, Atlases
- Language
- English
- Contributors
- Publication
-
- [Urbana, Ill.] : Illinois Geological Survey, 1914
- Physical Details
-
- 1 map : color ; 123 x 71 cm
- OCLC
- ocm13697348
- Cartographic Data
-
Scale 1:500,000. Approx. 8 miles to 1 in(W 91⁰30ʹ--W 87⁰30ʹ/N 42⁰30ʹ--N 37⁰00ʹ).
- Relief shown by spot heights.