Data Series 842
By Andrew D. Barron, David W. Ramsey, and James G. Smith
Database for Miscellaneous Investigations Series Map I-2005
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View of Mount St. Helens, Washington looking south from outside the Johnston Ridge Observatory in Mount St. Helens National Volcanic Monument. Photographed near sunset with a digital infrared camera that images wavelenghts in the near infrared from 715-1100nm (USGS photograph by Andrew D. Barron, October 18, 2011.) |