SCIENCE. 



[Vol. XIV. No. 352 



Sprague Electric Railway and Motor Company. 



Bearings Self Oiling, 

 NON-SPARKING IN OPERATION. 



Lightest Weight Consistent with 

 Highest Efficiency. 



SIMPLE IN CONSTRUCTION. 

 Not Liable to get out of Order. 



Commutator Wear Reduced 

 to a Minimum. 



16 and 18 BROAD STREET, NEW YORK. 



Q ALICRAPH 



GREATEST SPEED OH RECORD !! 



T. W. Osborne wrote 179 ■words in one 

 single minute on the CA1.1GRAPH, the 

 Champion Machine of the W^orld. 



100,000 

 Daily 

 Users. 



G. A. Mf-Bride wrote 189 words in a single 

 minnte. Blindfolded, thus in each case 

 proving the falsity of many of the state- 

 ments of onr competitors. 



For full and correct ac^-^unt of above test, address 



THE AMERICAN V i, 



HARXl '^-"J/f/, 



BRANCH OFFICES :-23/ 

 14 W.4th Street, Cincii 

 Street, Philadelptiia. 





MACHINE CO. 



■y.; 

 "'^'f. 



- ■'"ex;. 



PATENT WRENCH 

 AND SCREW DRIVER COMBINED. 



K 



O Lox IJij ^l-u \urk C 



f 



/&S^ IN the: WORLD, /flit 



^GOLDMEm^ 



Used by thousanda o£ first-class 

 mechanics and by such manufact- 

 urers as Pullman" Palace Car Co., 

 Mason & Hamlin Organ and Piano 

 Co., ,S:c., &c. 



Repairs Everything. 



lis success has brought a lot o£ 

 imitators copying us in every way 

 possible. Remen-.ber that THE 

 Only GENUINE LePage'a Liquid 

 Glue is manufactured solely by the 



RUSSIA CEMENT CO. 



GLOUCESTER, MASS. 



Send lOc. and dealers' card who 



doesn't keep it in stock, for sample. 



THE HIGHEST AWARD 



CiF A 



GOLD MEDAL 



AT THE 



PARIS EXPOSITION 



WAS SECURED BY THE 



Remington 



WHICH HAS BEEN FOR 



Fifteen Years the Standard 



AND 

 B Latest and Highest Achii 

 ents of Inventive Skill. 



WYCKOFF. SEAMANS & BENEDICT, 



337 BROADWAY, N. Y. 



Established 1S59. 



H. A. DREW, 



Commercial Printer, 



37 Clinton Place, near Broadwav, 

 New York, 



Wedding Orders, Souvenirs, Invitations, Or- 

 ders of Dance, etc., etc., done in the latest and 

 most elaborate styles, at reasonable prices. 

 All Favors promptly attended to. 



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 Cortlandt St., New York. 



Readers of Science 



Corresponding with or visiting Advertisers 

 will confer a great favor by mentioning the paper. 



INDUCEMENTS IN DRESS GOODS. 



We invite special attention to the following 

 five lines of seasonable, all-wool, low-priced 

 Fabrics, 52 inches wide : 



JAMES McCREERY & CO. 



BROADWAY AND ELEVENTH STREET, 



NEW YORK. 



AUTUMN STYLES. 



UPHOLSrEEY.— Lampas, Brocades, Earuas, Sat- 

 ins, " Louis XVI." and Empire styles, iu all new 

 decorative colorings Complete sets in fine Silk and 

 Silk and Wool " Louis XVI." Tapestries for Cur- 

 tains and Covering!; Marbleized } lu-ihes, new 

 colorings. 



CARPETS, Scotch Axmlnsters and Eoyal Wiltons, 

 In Louis XIV. and XVI. stjl-js, In novel and 

 delicate effects, sulla-ile for white and gold draw- 

 ing rooms also old goll, blue and terra cotta for 

 dining rooms and libraries. 



BRUSSELS CARPETS of the best English and 

 American manufacture, iu delicate and neutral 

 effects. These goods range In price from one dollar 

 a yard up. 



ORIENTAL CARPETS and Rugs, one of the largest 

 and most select stocks In the country, among 

 which are very flue examples of antiques. 



NEW YORK. 



