SCIENCE. 



[Vol. XIV. No. 347. 



The Mutual Life Insurance Compan}^ 



OF NEW YORK. 



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 1888 



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 S 7,275,30 1 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 11 



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



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



The Mutual Life Insurance Company 



Has Paid to Policy-holders since Organization $272,481,839 82. 



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- 

 el, and Bicycle Cameras, and the 

 Celebrated Stanley Dry Plates. 



great variety, from $g.oo u pwa rd, 

 call and examine. ^"More 



hed in this line of business. 



J. GRUNOW 



631 Sistli Avenue, New \ 



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 



'^^-t/lAGIC-LANTERNS. 



FCOXJRSE OF MINERALOGV for young 

 People ( ■■ gassiz Assooiation Course). Expense for 

 pamphlet, collection correapoodenca (Ist grade), 

 one dollar. Postage 25 centa.— G. Guttenberg, Cen- 

 tral High School, Pittsburgh, Pa. 



Schools. 



MRS. C. A DY'S SCHOOL FOR YOUNG LADIES. 

 Preoares for Smith and Wellesley, and admits to 

 Early application 



Prepares for Smith and Wellesl 

 Vassar by Certificate. Circulars, 

 necessary. 



M 



Michigan. Houghton. 

 ICHIGAN MINING SCHOOL. — For Catalogues 

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



Ne«- York, Orange Co., Fl 

 'pHE LEONARD INSTITUTE, for both s< 

 ^ Florida, Orange Co., N. Y., reopens Sept. 

 Eight young ladies, or misses will be r ' ' ' 

 family of the principal. Mrs. M. S. Parks 



FOOD 

 ADULTERATION 



And its Detection. With photomicrographic plates and 

 a bibliographical appendi.x. 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. 



Also Lime and Electric Light Apparatus, and 



mechanical, plain, and fine colored views. 



J. B. COLT & CO., Manufacturers, 



No. 16 Beekman Street, New York. 



MOfiEIS EARLE k CO. 



SUCCESSORS 10 



B. & J. BECK, 



1016 Chestnut Street, Phila. 



Microscopes and all 

 Accessories and Ap- 

 paratus. Photograph- 

 ic and Photo-Micro- 

 graphic Apparatus and 

 iUtfitS. 



Spectacles, Eye 

 Glasses, Opera and 

 Marine Glasses, etc. 



Illustrated Price List 

 mailed free to any ad- 

 dress. Mention Science 

 in corresponding with us. 



JAMES MCCREERY& CO. 



We shall comiiience on Monday, 

 September 23, the Fall Exhibition 

 in our Retail Silk and Velvet De- 

 partments. 



JAMES McCREERY & CO. 



BROADWAY AND ELEVENTH STREET, 



NEW YORK. 



PATE NT WRENCH 

 AND SCREW DRIVER COMBINED. 



:s, Gas Burners < 



3est Polished Stt__. 



CHABLE3 U. Ely, p. O. Box 19i5, New Tork City. 



PATENTS. 



WM. H. B.A.BCOCK, Solicitor of U.S. and foreign 

 patents, 513 Seventh St., Washington, DC. P.O. Box 

 220. Formerly assistant examiner U.S. Patent Office. 13 

 years' practice. Attorney's fees may be made payable 

 on allowance for U.S. applications received before Janu- 

 ary ist, 1890. Write for further information. 



THE 



GreatAmerimn 



ICOOD NEWS 

 TO LADIES. 



a beautiful Gold Band or Moss 



Rose China Tea Set, Dinner Set, 



Rose Toilet Set, Watch, Brass Lamp, 



P. O. Box 289. 31 and 33 Ve'sey St.. Ke 



Old and Rare Books. 



One Million Magazines. Back numbers, vols. 



and sets — old and new. Foreign and American. 



CATALOGUE UPON APPLICATION. 



A. S. CLARK, 



34 Park Row, New York City. 



JACK NUMBERS and 



I azines. Rates low. 



Schoharie, N.Y. 



Repairs Everything. 



is has brought a lot of 



Glue a manufactured solely by the 



RUSSIA CEMENT CO. 



GLOLCEbTER, MASS, 



