Author: Petrie, Brent - Yale University Library GeoBlacklight Search Results

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1. Map showing outstanding natural and historic landmarks in the Boulder-Fort Collins-Greeley area, Front Range Urban Corridor, Colorado [cartographic material]

1975. 2013-05-28T17:21:19Z. 2013-06-14T17:58:04Z. Petrie, Brent. U.S. Geological Survey. English. Public. Colorado, Boulder County, Larimer County, and Weld County.

2. Map showing outstanding natural and historic landmarks of the greater Denver area, Front Range Urban Corridor, Colorado [cartographic material]

1976. 2013-05-30T20:05:58Z. 2013-06-14T17:58:36Z. Petrie, Brent. Dept. of the Interior, U.S. Geological Survey. English. Public. Colorado and Denver Metropolitan Area.

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