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Index card: Effects of ash from the May 18 eruption of Mount St. Helens on agricultural areas in eastern Washington. Tractor towing a disc cultivator through a field at the Lind Agricultural Experiment Station, about 12 miles southwest of Ritzville. As much of the ash as possible was mixed into the underlying soil in this manner. The thick cloud of ash dust raised by this rather gentle cultivation method shows why dust respirators were strongly recommended for agricultural workers in the "ash belt." Adams County, Washington. Summer 1980.(Photo by C. Kelley, U.S. Soil Conservation Service; same as MSH-PP 1249 no. 54ct (msh_1249_00054_ct)). Published as Figure 49-B in U.S. Geological Survey. Professional Paper 1249....
Categories: Image;
Types: Map Service,
OGC WFS Layer,
OGC WMS Layer,
OGC WMS Service;
Tags: Adams County, Washington,
CVO-A Cascades Volcano Observatory Collection,
Cascades Volcano Observatory Collection,
Mount St. Helens Collection,
Photographers, All tags...
U.S. Geological Survey Professional Paper 1249 Collection,
U.S. Soil Conservation Service Collection,
Volcanoes,
color transparency (slides), Fewer tags
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