JOURNAL OF FORESTRY 



COMBINING FORESTRY QUARTERLY 



AND 



PROCEEDINGS OF THE 

 SOCIETY OF AMERICAN FORESTERS 



VOLUME XV 



With Five Plates, Ten Cuts, Nineteen Diagrams 



PUBLISHED BY THE 



SOCIETY OF AMERICAN FORESTERS 



AT 930 F STREET N. W. 

 WASHINGTON. D. C. 



1917 



