12 



RANDOM NOTES ON NATURAL HISTORY. 



Science Observer, 



Devoted particularly to the Collection and 

 Distribution of 



Astronomical Intelligence, 



-PUBLISHED BY THE- 



Boston Scientific Society. 



J. RITCHIE, JR., Editor. 



FIFTY CENTS PER VOLUME OF 

 TWELVE NUMBERS. 



ADDRESS. 



SCIENCE OBSERVER, 

 Box 2725, - Boston, Mass. 



CABINET OF 



Shells 



FOR SALE. 



Exceptionally Perfect and Beauti- 

 ful Specimens. 



ABOUT 1400 SPECIES, 



Averaging Four Specimens Each. 



Mostly Foreign, Marine, and Land Shells. 

 —APPLY TO— 



Box 431, Providence. R. I. 



BIBDS. — Contains the entire nomenclature North American Birds, and Price-List of skins, 



eggs, insects, and supplies, with instructions for preparing skins and eggs. Price, 20 cts. 

 MINERALS.— Gives Dana's species number, localities, and valuations, - - - 6 " 



SHELLS — Contains a very full list of prominent species, with authorities and 



synonyms. Also habitat and valuation, - - - - - - 10 " 



The three Catalogues for -- - - - - - -25" 



SAMPLE PAGES ON APPLICATION. 



l:.ciC>erS;^*Tags^ 



-)0R(- 



DATA BLANKS, AND SHEETS OF 



NUMBERS, LOCALITIES, AND 



SIGNS OF SEXES, 



IN ANY DESIRED STYLE. 



-fHEMAN L. CALDER,^ 



258 Westminster St., Providence, R. 



OIL-TANNED MOCCASINS. 



FOR HUNTING, FISHING, CANOEING, ETC. 



They are easy to the feet and very durable. Made 

 to order in a variety of styles, and warranted the 

 genuine article. Send for price-list. 



MARTIN S. HUTCHINGS, 



DOVER, N.H. P.O. Box 368. 



Dame, Stoddard & Kendall, Boston ; Aenry C 

 Squires, New Yoik; F. Chas. Eichel, Philadelphia, 

 Agents. 



