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AMERICAN FORESTRY 



THE MAGAZINE OF THE AMERICAN FORESTRY ASSOCIATION 



PERCIVAL SHELDON RIDSDALE, Editor 



Herman H. Chapman 

 Ernest A. Sterling 



February 1917 Vol. 23 



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EDITORIAL ADVISORY BOARD 

 S. T. Dana 

 Frederick S. Underhill 



CONTENTS 

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John E. Rhodes 

 S. N. Spring 



No. 278 1 



The White Pine Blister Disease 67 



What the White Pine Blister Disease is By Dr. Perley 



Spaulding. 

 What Shall We do About the White Pine Blister Disease? 



By S. B. Detwiler. 

 Shall We Plant White Pine? By C. R. Pettis. 

 The Pine Blister Disease Problem as a Whole By Dr. 



Haven Metcalf. 

 With thirteen illustrations. 



Losses Caused by Imported Tree and Plant Pests By C. 



L. Marlatt 75 



With twelve illustrations. 



Natural Graft on Cork Elm By Guy E. Caldwell 80 



With one illustration. 



Address by President Charles Lathrop Pack 81 



Early Saxifrage, Bloodroot, and Jack-in-the-Pulpit By Dr. R. 



W. Shufeldt 83 



With six illustrations. 



The Locusts Identification and Characteristics By S. B. 



Detwiler 88 



With eight illustrations. 



A Remarkable White Ash By Herbert W. Cornell 93 



With one illustration. 



Forestry for Boys and Girls By Bristow Adams 94 



"In the Place Where the Tree Falleth." 



Planting Memorial Oak at Mount Vernon on the Potomac By 



Mrs. Lydia Adams- Williams 96 



With one illustration. 



98 



99 



100 



103 



The Waxwings Family By A. A. Allen, Ph. D 



With three illustrations. 



A One-Tree Public Park By Allen H. Wright 



With one illustration. 



How Far to Go in Cavity Filling By J. J. Levison 



With two illustrations. 



Efforts to Save the Birds By Dr. R. W. Shufeldt 



With two illustrations. 



The Forest Service Reveals Lumber Industry Conditions 105 



Aerial Forest Patrol By C. T. Cox 107 



Annual Meeting and Forestry Conference 108 



Editorial 110 



The Economic Necessity for Public Forest Ownership. 

 Shall We Succeed in Saving Our White Pines? 

 Shall We Cheapen Our National Parks? 

 Does State Forestry Need Reorganization ? 



Book Reviews 115 



Canadian Department By Ellwood Wilson 115 



Current Literature 121 



SPECIAL OFFER TO MEMBERS ONLY 



One of the following described books will be presented free of charge to any member of the 

 American Forestry Association who secures ONE NEW subscribing member : 



No. 1 Field Book of American Trees and Shrubs, 465 pages, 275 illustrations of trees, leaves, 

 blossoms, fruits, seeds, area of growth, etc. 



No. 2 Field Book of Wild Birds and Their Music, 262 pages, 38 colored and 15 other full-page 

 illustrations. 



No. 3 Field Book of American Wild Flowers, 587 pages, 24 colored plates and 215 full-page 

 illustrations. 



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FILL OUT THIS BLANK 



I present for Subscribing Membership in the Hmerican jforestrg HSSOCtatton, including American 

 Forestry Magazine, and enclose $3.00 for the 1917 fee 



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Send Book No. 



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to 



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$2.00 of above fee is for amertcait 3fore0trB for One Year. 



AMERICAN FORESTRY is published monthly by the American Forestry Association. 

 Subscription price without membership, three dollars per year; single copies, twenty-five cents. 



Copyright 1917, by the American Forestry Association 



Entered as second-class mail matter December 24, 1909, at the Post-office at Washington, under the Act of March 3, 1879 



