North Cascades National Park, Washington. Custer Gneiss overlain by Skagit Volcanics on the west side of a spur of Glacier Peak.
Dates
Date Taken
1967
Summary
North Cascades National Park, Washington. Custer Gneiss overlain by Skagit Volcanics on the west side of a spur of Glacier Peak. Circa 1967. Figure 3, U.S. Geological Survey Bulletin 1359.
Summary
North Cascades National Park, Washington. Custer Gneiss overlain by Skagit Volcanics on the west side of a spur of Glacier Peak. Circa 1967. Figure 3, U.S. Geological Survey Bulletin 1359.
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