CONTENTS 



PAGE 



State Regulation of Cuttings on Privately Owned Lands 707 



Charles D. Newton 



The Wilderness and Its Place in Forest Recreational Policy 718 



Aldo Leopold 



The Problem of the Regional Volume Table 722 



Donald Bruce 



Detection of Flavone and the Fluorescence of the Water Extract of 



Woods as Aids in Identification 736 



R, Kanehira 



The Effect of Spiral Grain on the Strength of Wood 740 



Thomas R. C. Wilson 



A National Policy for Foresters 748 



Russell Watson 



Some Observations on the Relation of Soil Moisture to Height 



Growth in Yellow Pine Saplings 752 



Walter J, Perry 



One Cord an Acre a Year 754 



Willis M. Baker 



Thinnings in Loblolly Pine at a Profit 759 



J. A. Cope 



Forest Fire Risk in Massachusetts 762 



H.O.Cook 



Determining the Height of a Lookout Tower 767 



Ward Shepard 



A Possible Explanation of Certain Forest Fires of Unknown 



Origin 769 



Henry Schmitz 



Aerial Forest Fire Patrol in Oregon and California 771 



Charles W. Boyce 



Conservation of the Timber of British Columbia 776 



R. W. Hibberson 



Second Annual Meeting of the Association of State Foresters, at 



Chestertown, N. Y., September 20-23, 1921 783 



Reviews 787 



Periodical Literature 797 



Notes 813 



