SCIENCE. 



Repairs Everything. 



Its 'success has brought a lot of 

 im titors copyi' 

 possible Rei 

 ONL-i GENUII 

 Glue IS manufactured solely by 



RUSSIA CEMENT CO. 



6I0UCESTER, MASS. 

 Send 10c. and dealers* card who 



W.H.WALISLEY&CO, 



SUCCESSORS TO 



B. & J. BECK, 



1016 Chestnut Street Phiia 



Microscopes and a 

 Accessories and Ap- 

 paratus. Photograph- 

 ic and Photo-Micro- 

 graphic Apparatus and 

 Outfits. 



Spectacles, Eye 

 Glasses, Opera and 

 Marine Glasses, etc. 



Illustrated Price List 

 mailed free to any ad- 

 dress. Mention Science 

 in corresponding with us. 



631 .Sixth Avenue 



Established i 



Microscope Stands, 

 Oil Immersion Object- 

 ives and Abbe Con- 

 densers for Bacterial 

 and Histological work, 

 of Objectives, Camera 

 Lucida and other ac- 

 cessory apparatus, 



jGOOD NEWS 

 1X2 L ADIES. 



'ii-L'atest inducemen^?vT!r of- 



cd. Kow's j-our time to get 



up orders for our celebrated 



reo8 and Coffees, and secure 



a beautiful Gold Band or Moss 



_aa Rose China Tea Set, Dinner Set 



.,oss Rose Toilet Set, Watch, Brass Lamp 



'■r;i:i'.°;?'.,?£lS';°,S'"7i rorfull particulars address 



T.?^",^ GREAT AMERICAIV TEA CO., 



P. O. Box 289. 31 and 33 Veaey St., New York 



KIMBALL'S SATIN STRAIGHT 

 CUT CIGARETTES. 



People of refined taste who 

 desire exceptionally fine cigar- 

 ettes should use only our 

 STRAIGHT CUT, put up 

 in satin packets and boxes of 

 los. 20S. 50s. and lOOs. 

 14 FIRST PRIZE MEDALS. 



■WM:. S. KIMBALL & CO. 



I ACK NUMBERS and complete sets of leading Mag- 

 ) azines. Rates lovi. AM. MAG. EXCHANGE, 

 Schoharie, N.V. 



HYDRAULIC 



ELEVATORS and 

 WATER MOTORS, 



Send /or Ni-ai Catalogue 



Tuerk Hydraulic Power Co. 



CHICAGO, NEWYORK, 



39 Dearborn St, 1 2 Cortlandt St- 



A TEMPORARY BINDER 



for Scie?ice is now ready, and will be mailed 

 postpaid on receipt of price. 



Half Morocco 



75 cents. 



This binder is strong, durable and 

 elegant, has gilt side-title, and allows 

 the opening of the pages perfectly 

 flat. Any number can be taken out 

 or replaced without disturbing the 

 others, and the papers are not muti- 

 Hted for subsequent permanent bind- 

 ing. Filed in this binder. Science is 

 always convenient for reference. 



N. D. C. HODGES, 



47 Lafayette Place, New York. 



MAGAZINES AND REVIEWS!! 



Complete sets of all the leading Magazines and Reviews 

 and back numbers of several thousand periodicals, for 

 sale at low rates. Full files of Science, either bound 

 or unbound, or odd volumes and numbers supplied. Sub- 

 scriptions taken on favorable terms for any periodical 

 either American or foreign. Address 

 THE AMERICAN AND FOREIGN MAGAZINE 

 DEPOT, 47 Dey street, New York City. 



m, - 



i ^ ILLUSTRATIVE 

 AND ADVeRTISINQ 

 pURF@SES 





[Vol. Xn. No. li 



SCIENCE CLUBBING RATES. 



lofo DISCOUNT. 



We will allow the above discoui 

 to any subscriber to Science k 

 The Swiss Cross who will ser 

 us an order for periodicals exceedir 

 Sio, counting each at its full price. 



Agriculturist 



Analyst 



Architect and Euildii 



Imperial edition 



Gelatine " 



Regular '' 



American Garden 



Journal of Philology. . . 



Machinist 



American Magazine 



American Naturalist , 



Andover Review , 



Atlantic 



Babyhood , 



Babyland 



Brads treet's , 



Building (weekly) , 



Carpentry and Building 



Century Magazine 



Chautauquan, The 



Christian Union, The 



Christian Weekly, Illustrated 



Cosmopolitan, The 



Doctor 



Eclectic Magazine 



Edinburgh Review 



Electrical World 



Electrician and Electrical Engineer. 



Electrical Review 



Engineering and Mining Journal 



English Illustrated Magazine 



Family Story Paper (N.Y.) 



Forest and Stream 



Forum, The 



Godey's Lady's Book 



Harper's Bazar 



Harper's Magazine 



Harper's Weekly 



Harper's Young People 



Health and Home 



Herald of Health..... 



Illustrated London News (Amer. 



Independent, The 



Inter Ocean, The 



Iron Age (weekly) 



Journal of Philology (Eng.) 



Journal of Speculative Philosophy 



(begins with Jan. No.) 



Judge 



L'Art 



Life 



Lippincott's Magazine 



Littell's Living Age 



Little Men and Women 



London Quarterly 



Macmillan's Magazine 



Magazine of American History 



Medical and Surgical Journal 



Mechanical Engmeer 



Metal Worker 



Microscope,^ The 



Na 



Princeton Review 



North American Review 



Outing 



Overland Monthly 



Pansy 



Political Science Quarterly 



Popular Science Monthly 



Popular Science News 



Portfolio, The 



Practitioner 



Public Opinion 



Puck 



Puck(GermanJ ' 



Quarterly Review (London) 



Rural New-Yorker.'." *.".*. !".'."."!! ".*. '. '. 



St. Nicholas 



School Journal 



Scientific American 



Supplement 



Architect and Builders' edition.. 

 " " ■ -- ga2ine 



Southern Cultivator 



Springfield Republican (weekly) 



Sunday School Times 



Teachers' Institute 



Texas Sif tings...; 



Truth Seeker, The.".'.'.'.".'.!.".'.'!. 



Wide Awake 



Young Folks' Journal 



N. D. C. HODGES, 

 47 I/ofayette Flace, 



JVew York, 



