Online Books by
Don L. Sawatzky
Books from the extended shelves:
Sawatzky, Don L.: Mineral resources of the Badlands Wilderness Study Area and the Badlands Wilderness Study Area additions, Crook and Deschutes counties, Oregon /. (U.S. G.P.O. ;, 1990), also by Joel R. Bergquist, Jerry E. Olson, Richard J. Blakely, Harley D. King, and Geological Survey (U.S.) (page images at HathiTrust)
Sawatzky, Don L.: Mineral resources of the Diablo Mountain Wilderness study area, Lake County, Oregon (Washington, D.C. : United States Government Printing Office, 1990., 1990), also by M. F. Diggles, Harley D. King, Spencee L. Willett, Thomas J. Peters, Gerilyn A. Soreghan, James E. Conrad, M. E. Gettings, and Geological Survey (U.S.) (page images at HathiTrust)
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