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OF-75-09 Oil and Gas Fields of Colorado

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SKU: OF-75-09D Categories: , Tags: , , , , , , , ,

This first (September 1975) publication by the CGS of oil and gas fields in Colorado is hand annotated on a township and range base map. It shows the name and location of the fields with their recorded production. 1 plate (1:500,000). Digital PDF download. OF-75-09D.