The rôle of research in the development of forestry in North America
By: by I. W. Bailey ... and H. A. Spoehr ...
Contributors: Spoehr, Herman Augustus, 1885-1954, joint author.
Publisher: The Macmillan Company
Published: 1929
Place of publication: New York
Language: eng
Number of pages: 118
Subjects: Forests and forestry -- North America