By Sparhawk W. N.   in Journal of Forestry

ISSN:0022-1201|27|4|359-365

Society of American Foresters‎(1929)‎

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By Sparhawk W. N.   in Journal of Forestry

ISSN:0022-1201|16|2|176-191

Society of American Foresters‎(1918)‎

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By Sparhawk W. N.   in Journal of Forestry

ISSN:0022-1201|36|9|897-898

Society of American Foresters‎(1938)‎

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By Sparhawk W. N.   in Journal of Forestry

ISSN:0022-1201|28|4|442-446

Society of American Foresters‎(1930)‎

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By Sparhawk W. N.   in Journal of Forestry

ISSN:0022-1201|18|7|701-709

Society of American Foresters‎(1920)‎

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By Bevan Arthur   Brown Nelson C.   Guthrie John D.   Hosmer Ralph S.   Kellogg R. S.   Klemme Marvin   Moore Barrington   Munns E. N.   Ringland A. C.   Sparhawk W. N.   Haig I. T.   Forsling C. L.   in Journal of Forestry

ISSN:0022-1201|39|2|143-145

Society of American Foresters‎(1941)‎

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