V. i 



BOARD OF EDITORS 

 B. E. Fernow, LL.D., Editor-in-Chief 



Henry S. Graves, M.A., Hugh P. Baker, D. Oec, 



Forester, U. S. Forest Service Syracuse University 



Raphael Zon, F.E., R. C. Bryant, F.E., 



U. S. Forest Service Yale University 



Frederick Dunlap, F.E., Samuel J. Record, M.F., 



University of Missouri Yale University 



T. S. WooLSEY, Jr., M.F., Richard T. Fisher, A.B., 



Consulting Forest Engineer, Harvard University 



Albuquerque, N. Mex. Walter Mulford, F.E., 

 Ernest A. Sterling, F.E., University of California 



Consulting Forest Engineer, A. B. Recknagel, M.F,, 



Chicago, III. Cornell University 



Clyde Leavitt, M.S.F., C. D. Howe, Ph.D., 



Commission of Conservation, University of Toronto 



Ottawa, Canada J. H. White, M.A., B.Sc.F., 

 Filibert Roth, B.S., University of Toronto 



University of Michigan Asa S. Williams, F.E. 



P. S. RiDSDALE, Business Manager 

 Washington, D. C. 



THE OBJECTS FOR WHICH THIS JOURNAL IS PUBLISHED ARE: 



To aid in the establishment of rational forest management. 



To offer an organ for the publication of technical papers of 

 interest to professional foresters of America. 



To keep the profession in touch with the current technical 

 Uterature, and with the forestry movement in the United States 

 and Canada. 



Manuscripts may be sent to the Editor-in-Chief at the Univer- 

 sity of Toronto, Toronto, Canada, or to any of the board of editors. 



Subscriptions and other business mattes may be addressed to 

 Forestry Quarterly, 1410 H Street, N.W., Washington, D. C. 



u 



