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Landslides in shale at Rapid City, South Dakota Landslides in shale at Rapid City, South Dakota

In the past 5 years several landslides have originated in hillsides at Rapid City, South Dakota, with resulting damage both to city streets and to private dwellings. The present investigation is a contribution to the continuing study of landslides by the U. S. Geological Survey, although a formal project of landslide investigation in Rapid City has not been established.
Authors
Dwight R. Crandell
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