By Guttenberg Sam   in Journal of Forestry

ISSN:0022-1201|67|7|456-461

Society of American Foresters‎(1969)‎

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By Guttenberg Sam   in Journal of Forestry

ISSN:0022-1201|48|1|3-7

Society of American Foresters‎(1950)‎

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By Guttenberg Sam   in Journal of Forestry

ISSN:0022-1201|52|3|166-168

Society of American Foresters‎(1954)‎

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By Guttenberg Sam   in Journal of Forestry

ISSN:0022-1201|51|10|714-714

Society of American Foresters‎(1953)‎

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By Row Clark   Guttenberg Sam   in Journal of Forestry

ISSN:0022-1201|60|2|120-123

Society of American Foresters‎(1962)‎

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By Duerr William A.   Teeguarden Dennis E.   Guttenberg Sam   in Journal of Forestry

ISSN:0022-1201|66|10|760-763

Society of American Foresters‎(1968)‎

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