CONTENTS. 



Design of a Range Finder, - _ » _ 1^7 



By L. Crowell. 



A Mechanical Tree Planter, - - - - 139 



By F. T. McLean. 



A New Measuring Instrument, - - - - 141 



By H. W. Siggins. 



A Proposed Method of Preparing Working Plans for 



National Forests, - _ _ _ 145 



By J. C. Kircher. 



Stem Analyses, _-_-__ j^S 



By J. Bentley, Jr. 



Errors in Estimating Timber, - _ _ _ 167 



By L. Margolin. 



Exploitation of Crossties in Northern New Mexico, - 177 



By C. F. Korstian. 



The Cispus Burn, - ----- - 193 



By E. J. Fenby. 



Bark Disease of the Chestnut in British Columbia, - 201 



By J. H. Faull and G. H. Graham. 



Reforesting Cut-over Chestnut Lands, - - - 204 



By E. C. M. Richards. 



The Administration of a Forest E^tperiment Station, 211 



By G. A. Pearson. 



The Probable Origin of the Forests of the Black Hills 



of South Dakota, - _ _ _ 223 



By p. L. Buttrick. 



The Scope of Dendrology in Forest Botany, - - 228 



By H. deForest. 



Current Literature, _ - - - _ 240 



Other Current Literature, . - - _ 262 



Periodical Literature, ----- 267 



Other Periodical Literature, - - - - 291 



News and Notes, ------ 294 



