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AMERICAN FORESTRY 



THE MAGAZINE OF THE AMERICAN FORESTRY ASSOCIATION 



PERCIVAL SHELDON RIDSDALE, Editor 



Herman H. Chapman 



Ernest A. Sterling 



EDITORIAL ADVISORY BOARD 

 S. T. Dana 

 Frederick S. Underiiill 



John E. Rhodes 

 S. N. Spring 



I February 1917 Vol. 23 



ii 



The White Pine BUster Disease . 



CONTENTS 



No. 278 



67 



What the White Pino 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 Metcali. 

 W^th 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. CaklweU 80 



With one illustration. 



Address by President Charles Lathrop Pack 81 



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



W. Shufeldt 8-5 



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 WHiere the Tree Falleth." 



Planting Memorial Oak at Mount Vernon on the Potomac — By 



Mrs. Lydia Adams-Williams 96 



With one illustration. 



The Waxwings Family— By A. A. Allen, Ph. D 98 



W'ith three illustrations. 



A One-Tree Public Park— By Allen II. Wright 99 



With one illustration. 



How Far to Go in Cavity Filling— By J. J. Levison 100 



With two illustrations. 



Efforts to Save the Birds— By Dr. R. W. Shufeldt 103 



With two illustrations. 



The Forest Service Reveals Lumber Industry Conditions 105 



Aerial Forest Patrol— Bv C. T. Cox 107 



Aimual 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 EUwood Wilson 115 



Current Literature 121 



SPECIAL OFFER TO MEMBERS ONLY 



One of the following described books wUl 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. 



FILL OUT THIS BLANK 



I present for Subscribing Membership in the BlUCrtcail jforeStrv? HSSOCiattOU, including American 

 Forestry Magazine, and enclose $3.00 for the 1917 fee — 



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$2.00 of above fee is for Bmetican jforc^ttV! for One Year. 



AMERICAN FORESTRY is published monthly by the .4merican Forestry .\990ciation. 

 ..^..tinn nrirP wilho.it mftmbershin. three dollars per year; single copies, twenty-bve < 



Subscription price without membership, three dollars per year; 



Copyright 1917. by the American Forestry Association 



cents. 



Entered as secom 



d-class mail matter December 24. I909. at the Post-office at Washington, under the Act of March 3, 1879 



