AMERICAN FORESTRY 



The Magazine of the American Forestry Association 



PERCIVAL SHELDON RIDSDALE, Editor 

 EDITORIAL ADVISORY BOARD 



Herman H. Chapman 

 Ernest A. Sterling 



S. T. Dana 



Frederick S. Underbill 



John E. Rhodes 

 S. N. Spring 



Jiiiu'. 1916. Vol. 22 



CONTENTS 



No. 270 



The Redwoods — Cover Picture. 



The Redwoods — Identification and Characteristics — By Samuel 



B. Detwiler 323 



With six iUustrations. 



Redwood Lumber and Its Uses 324 



With eight illustrations. 



Operations on Pennsylvania Forests 332 



Shot, Shell and Soldiers Devastate Forests — By Percival 



Sheldon Ridsdale Hi 



With eight illustrations. 



Preparedness and Forest Products — By Charles Lathrop Pack . . 340 



Our Forests in Time of War 341 



Pre-Revolutionary Forestry 344 



Yosemite National Park — By Mark Daniels 345 



With ten iUustrations. 



Mirror Lake, Yosemite — Poem by E. Dithridge 346 



Vernal Falls, Yosemite — Poem by E. Dithridge 352 



The Conservation Congress and National Forest Conservation — 



By Charles Lathrop Pack 353 



The Bird Department— The Nesting of the Birds— By A. A. 



Allen, Ph.D 354 



With nine illustrations. 



The Children's Department— The Woods Are Calling— By Bris- 

 tow Adams 359 



Ornamental and Shade Trees — How to Get Your Streets 



Planted with Trees— By J. J. Levison 360 



With three iUustrations. 



Mr. Pack as a Philatelist 375 



Wood Preserving Department — By E. A. Sterling 364 



Limiber Uses — By Warren B. BuUock 365 



Editorial — 



New National Parks and Their Administration 366 



State Forestry in Maryland 367 



The Spirit of Cooperation 367 



Canadian Department — By Ellwood Wilson 368 



Some Words of Praise for American Forestry 369 



Book Reviews 370 



Current Literature 371 



CHECK OFF BOOK DESIRED 



D THE TREE GUIDE 



265 pages, 250 illustrations 



A pocket manual of trees to aid the student and the beginner to 

 distinguish and identify trees. Invaluable in readily acquiring a 

 knowledge of trees. 



D THE BIRD GUIDE 



il5 <-uh>red illustrations 



This names, illustrates and describes all land birds east of the 

 Rockies, and is of the utmost assistance to anyone, adult or child, 

 wishing to know birds and their habits. 



D THE FLOWER GUIDE 



230 pages, iUO colored illustrations 



If you wish to know flowers and to acquire this knowledge readily, 

 this book will be found of very great assistance. 



BOOKS FREE TO MEMBERS 



To any member of the American Forestry Association securing ONE 

 NEW SUBSCRIBING MEMBER any one of the books to the left will be 

 sent free of charge. 



FILL OUT THIS BLANK 



AMERICAN FORESTRY ASSOCIATION. Washington. D. C. 



Enclosed is S? for Subscribing Membership fee (S2 of which is a subscription 

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AMERICAN FORESTRY is published monthly by the American Forestry As.=ociation. Subscription price, three dollars per year; single 



copies, twenty-five cents 



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



