August 23, 1889.] 



SCIENCE. 



C. & C. ELECTRIC MOTOR COMPANY. 



Electric Motors 



FOR 



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Motors Designed for all 

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OFFICE and MANUFACTORY: 



402 and 404 Greenwich Street, Nev. 

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New England Office, 19 Pearl St,, Boston 



Philadelphia Office, 301 Arch St, 



Western Office, 139-141 Adams Street 

 Chicago. 



Southern Office, 25 Carondelet Street, 

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PACES. THRtE PACES. 



Hundred Thouaand new subscribers for The Fftmlly 

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MONTMS 



(lotion will be retold by a novol reaaer, the most In- 

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FOR 



CbU work a widely known and popniar writer. Com- 

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TEN CENTS. 



Liberal pay for literary work adapted to our col- 

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Premium List the most complete in the world We 

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TRY IT! TRY IT! TRY IT! 



OKd yon will become a permanent reader. Addressi 



John L. Douglass, Publisher, 

 322 Broadway, N. Y. 



Established 1859. 



H. A. DREW, 



Commercial Printer, 



37 Clinton Place, near Broadway, 

 New York. 



Wedding Orders, Souvenirs, Invitations, Or- 

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GOOD NEWS 

 TO LADIES. 



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OUR 7S CENT COLORED SILK. 



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JAMES McCEEERY I CO. 



BROADWAY AND ELEVENTH STREET, 



NEW YORK. 



Schools. 



Connecticut, New H.-vven, 



MRS. CADY'S SCHOOL FOR YOUNG LADIES. 

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Michigan. Houghton. 



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logue of this or Academic Law, Med 

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Wants. 



A YOUNG MAN can have lucrative engage- 

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 N. D. C. HODGES, 



47 Lafayette Place, New York. 



A HARVARD GRADUATE ('89) desires during the 

 summer either to teach boys natural history by e.\- 

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631 Sixth Avenue, Ne 



Established 1852. 



Microscope Stands, 

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 of Objectives, Camera 

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IMPROVED OIL LIGHT 



MAGIC LANTERNS. 



Also Lime and Klectric Li^ht Apparatus, and 



mechanical, plain, and fine colored views. 



J. B. COLT & CO., Manufacturers, 



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MORRIS EARLE k CO. 



SCCCKSSORS 10 



R. & J. BECK, 



1016 Chestnut Street, Phila. 



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Spectacles, Eye 

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Illustrated Price List 

 mailed free to any ad- 

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E. & H. T. ANTHONY & CO. 

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Manuf.icturers .ind Importers of 

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