Cover image for Geologic map of Oregon
Geologic map of Oregon
Geologic map of Oregon
Walker, George Walton, 1921-
Publication Information:
Reston, VA : U.S. Geological Survey ; Denver, CO : For sale by U.S. Geological Survey Map Distribution, 1991.
Physical Description:
1 map : color ; 100 x 132 cm
General Note:
Relief shown by contours and spot heights. Depths shown by contours and soundings.

"Geology compiled by George Walker, 1981-84."

"Manuscript approved for publication, February 4, 1988."

"Base from U.S. Geological Survey, 1964-65."

Accompanied by: Explanation for Geologic map of Oregon. 1 sheet : maps ; 107 cm.
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