Deadwood North and Spearfish are the quads. Rick
Which USGS Quad Sheets are covered in the practice data spearfish?
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Rick Thompson- Research Assistant E-mail: rick@cast.uark.edu
Center for Advanced Spatial Technologies Telephone: (501) 575-5736
Ozark Hall Rm. 12 Fax: 575-3846
University of Arkansas
Fayetteville, AR 72701