Lumber Manufacture in the Douglas Fir Region
Author: Howard B. Oakleaf
Publisher:
Published: 1920
Total Pages: 204
ISBN-13:
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Author: Howard B. Oakleaf
Publisher:
Published: 1920
Total Pages: 204
ISBN-13:
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Publisher:
Published: 1920
Total Pages: 1398
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Publisher:
Published: 1922
Total Pages: 760
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DOWNLOAD EBOOKAuthor: Horace Justin Andrews
Publisher:
Published: 1940
Total Pages: 180
ISBN-13:
DOWNLOAD EBOOKThe highest service that forests of the Douglas-fir region can render is in support and stabilization of communities dependent on them. Forests support in one way or another about half the population of the region. To redeem this enormous responsibility for service, forests must furnish a permanent annual harvest of material equal at least to present production. This will required sustained-yield forest practice, including acceptance of the responsibilities of permanent ownership.
Author: Walter J. Mead
Publisher: Univ of California Press
Published:
Total Pages: 294
ISBN-13:
DOWNLOAD EBOOKAuthor: Henry Bake Steer
Publisher:
Published: 1938
Total Pages: 176
ISBN-13:
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Publisher:
Published: 1913
Total Pages: 1292
ISBN-13:
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