October ii, 1889.J 



SCIENCE. 



Exchanges. 

 [Free of charge to all, if of satisfactory characte 



Add 

 York.l 



N. D. C. Hodges, 47 Lafayette Place, Ne 



for 1883, Hugh 



ntific works, for 



Naturalist." 



Write. — J. M. 



Will exchange "Princeton Re'v 

 Miller's works on geology ar.d oth' 

 back numbeisof " The Auk," "j 

 or other scien/ific periodicals or b 

 Keck, Chardon, Ohio. 



A collection of fifty unclassified shells for the best offer 

 in bird skins ; also skins of California birds for those of 

 birds of other localities. Address Th. E. Slevin. 2413 

 -Sacramento St., San trancisco, Cal. 



I have forty varieties of birds' egg';, side blown, first 

 class, in sets, with full data, which I will exchange for 

 books, scientific journals, shells, and curios. Write me, 

 stating what you have to offer. — Dr. W. S. Strode, 

 Eernadotte, Fulton County, 111. 



" I wish to exchange Lepidoptera 

 eastern and southern states. I will 

 for those found in other localities. 

 Volga, Brookings Co., Dakota. 



Shells and curiosities for marine shells, curiosities or 

 minerals address W. F. Lerch, No. 308 East Fourth St., 

 Davenport, Iowa. 



I want to correspond and exchange with a collector of 

 beetles in Texas or Florida. — Wm. D. Richardson, 

 P.O. Box 223, Fredericksburg, Virginia, 

 and analy: 





"—P. C. 



One mounted single achromatic photographic lens for 

 making 4X5 pictures, in excellent condition ; also one 

 "*• new model " double dry-plate holder (4" X 5"). for fine 

 geological or mineral igical specimens, properly classi- 

 fied. — Charles E. Frick, 1019 West Lehigh Avenue, 

 Philadelphia, Penn. 



The undersigned wishes to make arrangement'^ for the 

 exchange of Lepidoptera of eastern Pennsylvania for 

 those from other localities. All my specimens are named 

 and in good cnndition. — Charles S. Westcott, 613 North 

 17th Street. Philadelphia, Penn. 



California onyx, for minerals and coins not in my col- 

 lection. — W. C. Thompson, 6r2 East 141st Street, New 

 York, N.Y. 



If you have a 

 COLD or COUGH,; 



acute or leaclln;? to 



i CONSUMPTION, 



SCOTT'S 



EMULSION 



I OF PURE COU LIVEU Oil. j 



AND HYPOPHOSPHITES 



OF LIME AKD SODA 

 ; IS SXJJFE.3C OXJIt:E3 I'OH. IT- 1 



This preparation contains the slimula- I 

 ting proi'orlies oC the Ht/pophusphites 1 

 and fin& Norweffifm Cod Liver Oil. Ust d 

 by physicians ail Uie world over. It is as ' 

 I palatable as tnilh. Three times as effica- ' 

 clous as plain Cod Liver Oil. A perfect 

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 all forms otWastlng Diseases, BronchitiSf 



CONSUJIPTION^, 



Scrofula, and as a Fl€sh Produccr 



there Is nothing like SCOTT'S EMULSION. 



It 19 sold by all Druggists. Let no one by 

 profuse explanation or impudent entreaty 

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I substitute. 



PATE NT WRENCH 

 AND SCREW DRIVER COMBINED. 



Turns Kuts, Gas Burners « 



pe without adjustment. 

 Mado of Best Polished Steel. Sent by mail for 25 cts. 

 Charles U. Ely, P, O, Box 1945, New York City. 



LI FE-LO R E: 



A MONTHLY MAGAZINE OF POPULAR BIOLOGY. 



The Subject- Matter is L[FB~Life in all itsformSy 

 plant and animal, from the '' lowest " to the " high~ 

 esty'^ recent and extinct. The engravings and Letter- 

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Published by 



W. MAWER, at Esscjc Hall, Essex Street, 



Strand, London, W.C. 



Post-free for twelve months for $1.25, prepaid. 



NOTICES OF THE PRESS.. 



" Attractive in form, beaacifally printed, and vig- 

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" We expect It will become one of our moat Im- 

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Readers of Science 



Corresponding with or visiting Advertisers^ 

 will confer a great favor by mentioning this paper. 



eUARANTY INVESTMENT COMPANY 



CAPITAL $250,000. 



Hon. ALBERT H. HORTON (CWef Justice, Kansas Supreme Court), Topelia, Kan., Pres't. . 



7°|o Guaranteed Farm Mortgages 71 



The Company calls the special attention of Investors to the following points : 



I. All loans guaranteed and interest payable semi-annually at the Importers' & Traders' National Bank, New 

 York. 



II. Unusual fulness of information, not only about the security itself, but about the general development of the 

 section where the farm is located. 



III.. An examination each year of the general business of the Company and the Mortgages themselves by a COM 

 MITTEE OF INVESTORS sent for the purpose. 



IV. Many hundred Mortgages taken and NOT A SINGLE FORECLOSURE. 



V. Exhibitions in New York at frequent intervals, of Kansas and Nebraska Farm Products. The Exhibition at 

 the American Institute in the fall of 1888, received the HIGHEST A WARD of superiority. 



VI. Monthly Bulletins giving full information about all Mortgages offered for sale. 



Address for Monthly JBulletiti and Investors* Committee Report for 1SH8, 



HENRY A. RILEY, General Eastern Manager, 191 Broadway, N.Y. 



