This compilation contains issues 6 through 29 of the "Circular" series published by the South Dakota Geological Survey. These circulars provide detailed information on the geology, stratigraphy, and natural resources of South Dakota. They are invaluable resources for researchers, students, and anyone interested in the geological history and composition of the region. The content ranges from specific site analyses to broader regional surveys, offering a comprehensive look at the state's geological landscape.
These historical documents offer insight into the methods and findings of geological research conducted during the period of their original publication, providing a unique perspective on the evolution of geological understanding within South Dakota.
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