<%, ®5? THE "■ 



i\MlSIElI(SAM lF®lFimSTlRY A^S®aATII®M 

 FRANK GLOVER HEATON, Editor 



CONTENTS FOR OCTOBER, 1908 



THE EFFECTS OF EROSION Frontispiece 



THE NATIONAL CONSERVATION COMMISSION— By Henry Gannett 517 



IRRIGATED LAND OPPORTUNITIES— By G. E. Browne 521 



Illustrated. 



THE CHAUTAUQUA AS A PROPAGANDA MEDIUM— By Thomas Elmer Will. ... 531 



TREE SURGERY AS A SCIENCE— By Martin L. Davey 533 



Illustrated. 



A BEGINNER IN FORESTRY— Paper I— By Anne Warner 540 



OUR WANING COAL SUPPLY— By Gen. A. Warner 542 



THE APPALACHIAN NATIONAL FOREST ASSOCIATION— Secretary's Page... 546 



EDITORIAL 



The Business Side of Consei-vation 548 Louisiana's Proposed Forest Law 552 



As a Money-saving Proposition 548 National Forests in the East 554 



Reforestation Good Business 548 lUisiness Men Should Take Part 55". 



A Permanent Timber Supply 549 The Forest Holocaust 55:i 



Water Transportation 550 Obstructionists Retired 55s 



Water-power and Waterway Extension 551 



COMMUNICATIONS 



Varying Views .5.i9 Sweeping Winds 'lUO 



Land Scheme i559 



NEWS AND NOTES 



A Season of Droughts 561 Production of Pig Iron in the United States.... 565 



Flood Damage in the South 561 Harry Day Everett 566 



National Conservation League 562 The New Mexico Coke Industry 567 



For Automobilists' Information 562 Oil Field Investigations in 1907 and 1908 567 



Interested in Conservation 563 Interest of Women in Conservation 568 



Tan-bark Supply Failing 563 Leading Nations Import Much Lumber 569 



Information Desired 564 'IMie Waters of the Great Lakes 570 



NAVIGATION RESOURCES OF AMERICAN WATERWAYS— By Emory R. John- 

 son, Ph.D 572 



Conservation is the official organ of ;he American Forestry Association. Price, $2.00 per year, including Annual Membership 

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