Geologist David A. Johnston with monitoring device. Mount St. Helens, Skamania County, Washington. 1980.
Dates
Date Taken
1980
Summary
Slide description: Geologist David A. Johnston with monitoring device; car in background. Skamania County, Washington. 1980. No index card available. Portion published on p. VII in U.S. Geological Survey. Professional Paper 1250. 1981.
Summary
Slide description: Geologist David A. Johnston with monitoring device; car in background. Skamania County, Washington. 1980.
No index card available.
Portion published on p. VII in U.S. Geological Survey. Professional Paper 1250. 1981.
Available in the U.S. Geological Survey Denver Library Photographic Collection, Mount St. Helens Superset album, Photos stacks slides collection area.
Rights
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