Subject: OR / Spatial Coverage: U.S. - Yale University Library GeoBlacklight Search Results

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1. Geologic map of the Aldrich Mountain quadrangle, Grant County, Oregon [cartographic material]

1966. 2011-12-19T16:45:45Z. 2012-03-05T17:26:06Z. Geological Survey (U.S.). The Survey. English. Public. Oregon, Grant County, and U.S.

2. Geologic map of the Canyon City quadrangle, Northeastern Oregon [cartographic material]

1966. 2012-09-28T18:34:13Z. 2013-03-18T22:20:40Z. Brown, C. Ervin (Clarence Ervin), 1925-. The Survey. English. Public. Oregon and U.S.

3. Geologic map of the pre-Tertiary rocks in the eastern Aldrich Mountains and adjacent areas to the south, Grant County, Oregon [cartographic material]

1977. 2013-11-15T16:25:41Z. 2013-11-18T19:18:55Z. Brown, C. Ervin (Clarence Ervin), 1925-. The Survey. English. Public. Oregon, Grant County, Aldrich Mountains, and U.S.

4. Geologic map of the Smith Rock area, Jefferson, Deschutes, and Crook Counties, Oregon

1979. 2014-07-02T20:31:51Z. 2014-07-02T20:31:51Z. Robinson, Paul T. The Survey. English. Public. Oregon, Jefferson County, Deschutes County, Crook County, U.S., Crook County., Deschutes County., and Jefferson County.

5. Reconnaissance geologic map of the Oregon part of the Grangeville quadrangle, Baker, Union, Umatilla, and Wallowa counties, Oregon

1979. 2014-06-17T14:48:26Z. 2014-06-17T14:48:26Z. Walker, George Walton, 1921-. The Survey. English. Public. Oregon, Baker County, Union County, Umatilla County, Wallowa County, U.S., Baker County., Umatilla County., Union County., and Wallowa County.

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