SCIENCE. 



[Vol. XIV. No. 353 



DAFT ELECTRIC LIGHT COMPANY. 



Power Stations. 



Stationary Motors 

 ^2 to 100 H.P. 



Electric Railways. 



Car Motors 15 to 

 250 H.P. 



Executive Office, 1 15 Broadway, N.Y. 



PACTORY, J ERotLx CITY, N. J. piease Mention "Science." 



RECENT IMPORTATIONS 



SILKS.— Broche, Damas'.e and metal effeclp. 

 Regence Satins and Faille in new colorings. 

 Crepes, Grenadines and Gazes for Evening 

 wear. 



VELVETS.— Winter colors in plain Velvets 

 for trimmings and dresses. Brocaded and 

 fancy Velvets. 



DRESS GOODS.— Clan and fancy Plaids, 

 Suitings, Serges, Challie?, Cashmeres, 

 mixed effects in AU-wool Suitings. Street and 

 Evening colors in richly Embroidered Robes. 

 Camel's Hair new shades for Cloalis, Wraps 

 and Dresses. 





^'"«A.<; 



on,-. 





"nt 



"FDRLEY & BUTTRUff" 

 DNDERIEAR, 



We have complete lines, all weights and sizes, 

 of this justly celebrated English Natural Wool, 

 Merino, and Silk-and-wool Health Underwear, 

 for Ladies, Gentlemen, and Children. 



Knowing the great care taken in the selection 

 of the material and in the manufacture of these 

 goods, we cannot too highly recommend them 

 to our customeis. 



JAMES MeCREERY & CO. 



BROADWAY AND ELEVENTH STREET, 



NEW YORK. 



PAT ENT WRENCH 



AND SCREW DRIVER COMBINED. 



Made of Beat Polished Steel. 

 f'H.iRLES U. Ely. p. O. Box 1945. N 



1 for 25 eta. 



E & H. T ANTHONY & CO. 

 591 Broadway, N.Y. 



Manufacturers and Importers of 



PHOTOGRAPHIC INSTRUMENTS, 



Apparatus and Supplies of every 

 description. Sole proprietors of 

 the Patent Detective, Fairy Nov- 

 _., and Bicycle Canrieras, and the 

 Celebrated Stanley Dry Plates. 



Amateur Outfits in great variety, from I9.00 upward. 



Send for Catalogue or call and examine. ES^More 

 than 40 years established in this line of business. 



J. GRUNOW 



631 Sixtli Avenue, New Y 



Established 1852. 



Microscope Stands, 

 Oil Immersion Object- 

 ives and Abbe Con- 

 densers for Bacterial 

 and Histological work, 

 of Objectives, Camera 

 Lucida and other ac- 

 cessory apparatus. 



IMPROVED OIL LIGHT 



MAGIC LANTERNS. 



A/so Lime and Electric Light Apparatus, and 

 mechanical, plain, and tine colored views. 



J. B. COLT & CO., Manufacturers, 

 No. 16 Beekman Street, New York. 



MINERALS. Si;S:^S 



Greenland, Canada and U.S. loo spec, $3.51 

 Si. 75 ; -35 spec , $1, each collection in handsor 

 hard-wood case, expressage prepaid. Fine: 

 specimens in U.S. Mintrals for blowpipe 

 the pound cheap. Complete Catalogue Free. Consign 

 ments from all parts of the world constantly arriving. 

 GEO. L. ENGLISH & CO., Dealers in Minerals. 

 1512 Chestnut St., Philadelphia, Pa 



1 Cabinets, 



, Mexico! 

 ; 50 spec, 

 le polished 

 t stock of 



CHANCE FOR ALL 



To Enjoy a Cup of Perfect 

 Tea A TRIAL ORDER of ?H 



pounds of Fine Tea, either Oolong. Ja- 

 pan, Imperial, Gunpowder, Young Hy- 

 son, JUxed, Knglish Breakfast or Sun 

 Sun Chop, sent by mail oa receipt of 

 S2 00, Be particular and state what kind 

 of Tea you want. Greatest inducement 

 e^ er offi red to get orders for our cele- 

 brated Teas, Coffees and Baiting Powder. For fuil particu- 

 lars address THE GE.EAT AMERICAN" TEA CO. 

 P. O. Box 2S9. 31 and 33 Vesey St., Kew York. 



A TEMPORARY BINDER 



for Science 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- 

 lated for sub?equent permanent bind 

 mg. Filed in this binder, Science is 

 always convenient for reference. 



N, D. C. HODGES, 



47 Lafayette Place, N, Y, 



Schools. 



CONKECTICUT, NeW H.WEN, 



MRS. CADY'S SCHOOL FOR YOUNG LADIES. 

 Prepares for Smith and Wellesley, and admits to 

 Vassar by Certificate. Circulars. Early application 

 necessarj'. 



M 



Michigan, Houghton. 

 ICHIGAN" MINING SCHOOL. — For Catalogue: 

 address M. E. Wadsworth, A.M., Ph.D., Director 



FOOD 

 ADULTERATION 



And its Detection. With photomicrographic plates and 

 a bibliographical appendix. By J. P. Battershall. 328 

 pages, 8vo, cloth. Price, $3-50. Circulars and Catalogues 

 on application. E. & F. N. SPON, 



12 Corilandt St., New York. 



Repairs Everything. 



I u S3 has brought a lot of 

 ery way 



n anuf a tured solely by the 



RUSSIA CEMENT CO. 



CI UCE TER, MASS. 

 id and dealers' cord who 



doesn k p n stock, for aample. 



