SCIENCE. 



[Vol. XIII. No. 325 



THE GREAT FOUR TRACK ROUTE, NEW YORK CENTRAL & HUDSON RIVER RAILROAD. 



The Route of the "Fast Mail" and the Famous Vestibuled "New York; 

 Chicago, and St. Louis Limited." 



Two of the four tracks are devoted exclusively to Passenger Trains This, in connection with the easj grades, 

 light curves and superior construction., makes the New York Central and Hudson River Railroad THE SAFEST, 

 QUICKEST, AND MOST COMFORTABLE ROUTT PlIWri'N NFW MIKk Ols 1 OSTON AND 

 THE WEST. 



Tlie liagara Fall§ Route 



rsoverthe^ew York Central & Hudson Riv 

 Railroad in connection with the Michigan C 

 Railroad, crossing Niagara River on the 

 brated Cantilever Bridge within a few hi 

 yards of the falls. All trains stop ten minu 

 Falls View Station at the verge of the great 

 ract and in full view of the rapids just above 

 falls. 



MAGNIFICENT 



New Wagner 

 Sleeping Cars. 



York 



only Tr 



Central Station 



Railway Station in Americi 



Line station in the city of New YorK. 



Run regularly to and from New York and Boston and make direct connection to and from 



BUFFALO, CLEVELAND, ST. PAUL, TEXAS. 



NIAGARA FALLS, CINCINNATI, MANITOBA, DENVER, 

 TORONTO, INDIANAPOLIS, PORTLAND, SALT LAKE, 



DETROIT, CHICAGO, ST. LOUIS, KANSAS CITY, 



SAN FRANCISCO, etc. 



For Time Tables or information call on nearest Ticket Agent of the Boston and Albany, , ,^ 



New York Central, Lake Shore and Michigan Southern, Michigan Central, " Bee Line," or /•»^- 



address ■ ..;Krf, 



M. C. ROACH, 



Gen I Faslern Passenger Agent, 



No. 413 Broadway, New York City. 



The " Highlands of the Hudson River," as ;een fiom the trains of the New York Central. 



E. J. RICHARDS, Ass't Gen'l Passenger Agent, GEORGE H. DANIELS, Gen'l Passenijer Agent, 



G-RAISIID CENTRAL STATION. 



PARIS EXPOSITION. 



The Cheque Bank i3suea Cheques, either singly or 

 put up in Books, for the special use ot VISITOKS 

 lolhe PARIS EXPOSITION, who can cash the 

 same at upwards of seventy Banking Houses, 

 situated In diflereut parts of Paris, wltliout 

 charge. 



Visitors' mall matter can be addressed to them. 

 Care of the Soclete Generale, 4 Place de I'Opera, op- 

 posite the Grand Hotel, where English Is spoken. 



Every Cheque that is issued by the Cheque Bank 

 Is EQUAL TO CASH, as Bank Notes are, for the 

 Bank's Capital, Guarantee Fund and Customers' 

 Balances are Invested hi BrltlsU Govern- 

 ment Securities, or held in Cash in the Bank 

 of England, and can be cashed in every town in 

 Europe without charge. 



For Handbook containing list of 2,500 Banking 

 Houses who cash the cheques, /ree of charge, apply 

 to 



CHEQUE BANK, Limited, 



Capital, £100,000. Guarantee Fund, £27,000. 

 Trustees, The Bight Honorable John Bright, M.P , 

 The Klght Honorable Earl Beauchamp. 

 NO. 2 n'AI.Ii STKEET, NEW^ YORK. 



Visitors to Europe and Paris Exposl- 



tl on should carry a book containing Cheque Bank 

 Cheques, which are absolutely safe and cheaper 

 than Letters of Credit, and much more convenient ; 

 are payable on presentation without charge at 2,500 

 Banking Bouses and 260 of the principal Hotels in 

 Europe. 



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. 



(LAottioiO. 



INDIA PONGEES, 



CORAHS. 



Great novelty of style and color 

 is to be found in these fabrics. Un- 

 surpassed for tlurability and wear. 



Late importations are now being 

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New York. 



PICK 



IMPROVING 



MEMORY 



and facilitating the acquirement of knowledge by 

 lectures and correspondence. Classes forming. 

 "MEMORY and its Doctors," from Simonides to 

 "Loisette," mailed for 10 cents. 



DR. PICK, 24 Union Square, N. Y. City. 



PATENTS. 



THIRTEEN YEARS' PRACTICE. 



PIANOFORTES. 



UNEQALLED IN 



Tone, Tcucli, Worimansliip and Durability. 



WI1,1-IAM KNABE it CO. 



NEW YORK 1 No 1 1 2 Fifth Av , above 1 6th St, ' 

 BALTIMORE Nos 22 and 24 E Baltimore St. 

 WASHINGTON No 8 1 7 M irl- ct Space, Penn. Av., near 9th St. 



take it. 



ftemarkable as a 

 FLESH PBOIUJCER. 

 Persons gain rapidly 



Willie taking it. 



SCOTT'SMDLSION 



Is acknowledged by Physicians to be the FINEST 



and BEST preparation of its class for tiie relief of 



CONSTTjUPTIOX^, scrofttla, gekerai, 



DEBiriTT, WASTIlfG DISEASES OE 



CHILDREN, and CHRONIC COUGHS. 



All DnnoGisTs. Soott & Bowne, New York. 



