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The Title is Geologic Map of the Dillon Quadrangle, Summit and Grand Counties, Colorado: Open-File Report 97-738. This book or booklet is an official approved reproduction copy, a pre-print of the book.
When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.