David_Johnston_near_crest_of_the_bulge_on_the_north_side_of_Mount_St._Helens,_17_May_1980_(USGS).jpg

Summary

Description	View from helicopter of David Johnston near crest of the bulge on the north side of Mount St. Helens, sampling gases from fumaroles. David is near the center of the picture. Skamania County, Washington. May 17, 1980.
Date	17 May 1980
Source	ID. CVO-E. 9ct (USGS) - alternative ID number: cvoe0009
Author	Unknown (taken from USGS helicopter)
Other versions	Derivative works of this file: David Johnston near crest of the bulge on the north side of Mount St. Helens, 17 May 1980 (USGS) cropped 1.JPG David Johnston near crest of the bulge on the north side of Mount St. Helens, 17 May 1980 (USGS) cropped 2.JPG

Licensing

This image is in the public domain in the United States because it only contains materials that originally came from the United States Geological Survey , an agency of the United States Department of the Interior . For more information, see the official USGS copyright policy .

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Summary

Licensing

Captions

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depicts

inception

17 May 1980

media type

image/jpeg