|  | REFINE  Browse All : National Parks and Geology Book of Cascade Range from 1900
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       Author [USGS (U.S. Geological Survey), Walcott, Charles D., Gannett, Henry, Leiberg, John B., Thompson, A.H.] Full Title Plate LXXI. Ashland Quadrangle. Oregon. Land Classification and Density of Standing Timber. Julius Bien & Co. Lith. N.Y. Publisher Government Printing Office 
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