SCIENCE. 



[Vol. XIII. No. 329 



Sprague Electric Railway and Motor Company. 



For Stationary or Railway Worl<, 



for IVIiningor Engineering 



operations the SPRAGUE IVIOTORS 



are unexcelled. 



Estimates given for complete 

 Power Installations. 



Send for Circulars and full 

 Information. 



16 and 18 BROAD STREET, NEW YORK. 



The Mutual Life lusurance Company 



OF NEW YOKK. 



RICHARD A. McCURDY, PRESIDENT. 



- $126,082,15356 



ASSETS 



The Largest and best Life Insurance Company in the World. 



The New Business of the Mutual Life Insurance Company in i? 



Exceeded $103,000,000. 



Its Business shows the Greatest Comparative Gain made by 

 any Company during the past year including 



A gain in assets of $ 7,275,301 68 



A gain in income of 3,096,010 06 



A gain in new premiums of 2,333,406 00 



A gain in surplus of 1,645,622 i r 



A gain in new business of. 33)756,792 85 



A gain of risks in force 54,496,25 1 85 



The v^'^;itnal Life Insurance Company 



Has Paid xo'^'""^!::, ^''"^";'- 



^Jne< 



'nee Organization $272,481,839 82. 



INDIA PONGEES, 



CORAHS. 



Great novelty ot style and color is 

 to be found in these fabrics. Un- 

 surpassed for durability and wear. 



Late importations are now being- 

 opened. 



Jdtocidixxxn ckj l^to 6\,. 



New York. 





mm 



"^ IN the: WORLD, rf^ 



fcOLDMEDAL^ 



'^ 





Used by thousands of : 

 lechanics and by Eiich n 



rst-doss 

 inufiict- 

 ;ar Co., 

 d Piano 

 Co., &c., &c. 



Repairs Evierything. 



Its success has brought a lot of 

 iiitatora copyineus in every way 

 issible. Remer 



ufactured solely by the 



RUSSIA CEMENT CO. 



GLOUCESTER, MASS. 



Send 10c. and dealers' card who 



doesn't keep it Iq stock, foraaniple. 



FOOD 

 ADULTERATION 



And its Detection. With photomicrographic plates and 

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

 pages, 8vo, cloth. Price, S3. 50. Circulars and Catalogues 

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



12 Cortlandt St., New York. 



Readers of Science 



Corresponding wii/i or visiting Advertisers 

 nil confer a great favor by meniioning the paper. 



PARIS EXPOSITION. 



The Cheque Bank issues Cheques, either slngiy or 

 put up in Boots, for the special use of VISITORS 

 toihe PARISEXPOSITION, who can cash the 

 same at upwards of seventy Banking Houses, 

 situated iu different parts of Paris, ^vitlioiit 

 4-Siarge. 



Visitors' mali matter can be addressed to them. 

 Care of tbe !!'ocIeie Generale, 4 Place de lOpera, op- 

 posite the Grand tiotPl, wbere English is spoken. 



Every Cheque that is issued by ttie Cheque Bank 

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

 Banks Capital, Guarantee Fund and Customerb' 

 Balances are invested in BritisU Govern- 

 ment Securities, or held in Cash iu tbe 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 Right Honorable John Bright, M.P , 

 The Klght Honorable Karl Beauchamp. 

 NO. 2 WAIili STREET, NEW \rORK. 



Visitors to Europe and Paris Exposi- 

 tion 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 irithout charge at 2,500 

 Banking Houses and 250 of the principal Hotels in 

 Europe. 



\ ^\-C^-5.NS^J^NS>S'^"^;^N\^'^^^^"^- 



^^^J^T^^^^^^^^?;:^ 



^if^^aiifrt''iiii 



Remarkable as a. 

 FI.ESH PRODUCER. 

 Persons gn.in. rapidly 



wliile taking it. 



SCOTT'SliiULSION 



Is acknowledged by Physicians to be tlie FINEST 



and BEST preparation of its class for the relief of 



CONSUMPTION, SCBOPUZA, OENEIC.IL 



DEBIT.ITT. WASTING DISEASES O/' 



CniLDHEN, and CHRONIC COUOnS. 



ajul DnnGGisTs. Scott & Bowne, llew Ycrk. 



