National Geographic : 1919 Apr
. Book rchitects&Builders e of SUltramorials. Distinctive oandut Exclusive Desins Bir s s ighestquality of material pier r S d workmanship. Pains- . ... . ngeservice and personal ention. intendingto erecta Mefo , te rialo any nature, rihoter in te w ,o m r a booklet, "Art inwhose sole a emorials.it he Osprey, Bemorials Art Co. or (Fish-Hawk Covers) orFi Studios: 103 Delaware Court 200 Pages, Illuminated with 250 MatchlessSubjectsin Full lawareAve .,BIufaloN. Colors,45 Illustrations inBlackand White, and representativess in Principal 13 Striking Charts and Maps. Cities. The Book of Birds is a gift to delight the naturalist who can spend days in the forest, the business man Pwho has only an occasional hour in the woods, or the man or woman whose sole acquaintance with birds is V made in the city parks. Placed in the hand of a boy or girl, it will inculcate an imperishable love of Nature ~.. . . -, THE NATIONAL GEOGRAPHIC SOCIETY, an a 16th and M Streets Northwest, WASHINGTON, D. C . haFree Proof That YOU CAN HEAR! The wonderful improved Acousticon has now enabled 325,000 deaf people to hear. We are sure it will do the same for you; are so absolutely cer, tain of it that we are eager to send you the new 1919 Acousticon For 10 Days' FREE TRIAL NO DEPOSIT-NO EXPENSE There is nothing you will have to do but ask for your free trial. No money to pay, no red tape, no reservations to this offer. Our confidence in the present Acousticon is so complete that we will gladly take all the risk in proving beyond any doubt that The Joy of Hearing Can Be Yours Again! The ACOUSTICON has improvements and patented features which cannot be duplicated; so, no matter what you have tried, just ask for a trial of the New Acousticon. You'll get it promptly, and if it doesn't make you hear, return it and you will owe us nothing-not one cent. Address DICTOGRAPH PRODUCTS CORPORATION Successors to the General Acoustic Co. 1311 Candler Bldg., New York Canadian Address, 621 New Birks Bldg., Montreal "Mention The Geographic-It identifies you" Wild Animals of North America Intimate Studies of the Big and Little Citizens of the Mammal Kingdom. Illuminated with 127 Paintings reproduced in Full Colors; 50 Track Sketches, a number of Drawings of Prehistoric Mammals and many illustrations from unusual photographs. In the words of the late Theodore Roosevelt, this book "is of interest to every intelligent out-of-door; man or woman. It is a delight to the lover of life in the open." Its illustrations are of extraordinary value and its text, while scientifically accurate, is easily understandable to the layman. A work of absorbing interest and of unusual educational worth. Obtainable only from our Washington headquarters. Bound in Royal Buckram (Stiff Covers) or Field Khaki (Flexible Covers), postpaid in U. S ., $3.00 . Address Dept. H, The National Geographic Society, 16th and M Sts. N. W., Washington, D. C.