. Bird lore . artins and enables us toconstruct ideal boxes for their use. Illustrated Booklet 10 cents The J. Warren Jacobs Bird House , PA. DEOPLE talk about aLens as if it were anordinary thing—und vetwhen one stops to think howscientists and mechanicianshave thought and worked toevolve the peculiar qualitiesof excellence of the Bausch & Lomb-Zeiss New Tessar he. gets some notion of nowreally great and .importanta thing the lens is. Inj critical ^photographicwork the New Tessa? is thenewest and fastest of theTessar series and it is trulya marvel. Send for circulars illustrat-in
. Bird lore . artins and enables us toconstruct ideal boxes for their use. Illustrated Booklet 10 cents The J. Warren Jacobs Bird House , PA. DEOPLE talk about aLens as if it were anordinary thing—und vetwhen one stops to think howscientists and mechanicianshave thought and worked toevolve the peculiar qualitiesof excellence of the Bausch & Lomb-Zeiss New Tessar he. gets some notion of nowreally great and .importanta thing the lens is. Inj critical ^photographicwork the New Tessa? is thenewest and fastest of theTessar series and it is trulya marvel. Send for circulars illustrat-ing Tessar lenses. PRISM is/a little maga-zine of lens for copy. OUR NAME OS A PHOTOGRAPHIC GLASS. M ICROSCOPE. LABOR ATORYAPPARATUS. SCIENTIFIC OR ENGINEERINGINSTRUMENT IS OUR GUARANTEE. Bausctj &?omb Optical (So. CARL ZEISS, Jena GEO. N. SAEGMULLER SAN FRANCISCOWASHINGTON BOSTON \I/ LOHDONCHICAGO \1/ FRANKFORT offices: Y^B-L NEW YORK \ZjS ROCHESTER, X. Y. NATURALISTGRAFLEX. All the features that make the Graflex Cameraindispensable to the outdoor photographer are foundin the Naturalist Graflex. The image can be seen full size of negative,up to the instant of exposure. Equipped with focal-plane shutter giving exposurefrom time to 1/1000 of a second. Extra-long draw of bellows for use with Tele-photo and other long-focus lenses, in photographingdistant objects. The special construction of the Naturalist Graflex,allows the operator to remain concealed while focus-ing and making exposure. Mr. Frank M. Chapman uses and recommendsthe Graflex Camera. Graflex & Graphic Catalog at your dealers or, FOLMER <S SCHWING DIVISIONEastman Kodak Company ROCHESTER, N. Y. The GUIDE TO NATURE The best general magazine of Nature ever pub-lished. A successful attempt to publish a pro-fessional magazine with the amateur spirit A TTEMPTS of various parties in the past haveshown that it is very easy to publish in theamateur way, with the amateur spirit. But soonthe body
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Keywords: ., bookcentury1800, bookdecade1890, booksubjectbirds, booksubjectorn
