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Robert W. Ayres

b. 1880 ยท 3 books

Books by Robert W. Ayres

History of timber management in the California national forests, 1850 to 1937
History of timber management in the California national forests, 1850 to 1937
1958
Forest rangers' catechism
Forest rangers' catechism
1931
The national forests of California
The national forests of California
1927