. Levels-of-growing-stock cooperative study in douglas-fir. 1 I i_ Hoskins Skyko^sh Francis. Hoskins Skykomish. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Curtis, Robert O. cn; Marshall, David D. cn; Pacific Northwest Research Station (Portland, Or. ) cn. [Portland, Or. ] : U. S. Dept. of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station

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Keywords: ., bookcentury1900, bookcollectionameri, bookcollectionbiodiversity