|  | REFINE  Browse All : Atlas Map and Forests by Dunnington, A.F. from 1887
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       Author [USGS (U.S. Geological Survey), Walcott, Charles D., Thompson, A.H., Sudworth, George B., Gannett, Henry] Full Title Plate LXXXV. Placerville Quadrangle, Land Classification and Density of Standing Timber. Publisher Government Printing Office 
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