March i, 1889.J 



SCIENCE. 



C. & C. ELECTRIC MOTOR COMPANY. 



Electric Motors 



FOR 



Arc and Incandescent Cir- 

 cuits, Most Economi- 

 cal Motor on the 

 Market. 

 Regulation Perfect. 

 Motors Designed for all 

 Power Purposes. 



OFFICE aud MANUFACTORY: 



402 and 404 Greenwich Street, New. 

 York Citv. 



New England Office, 19 Pearl St,, Boston. 



Philadelphia Office, 301 Arch St. 



Western Office, 139-14! Adams Street, 

 Chicago. 



Southern Office, 25 Carondelet Street, 

 New Orleans. 



Realizing that the circulation of 



SCIENCE 



can be increased in no way better than by the honest 

 recommendation and aid of its subscribers, the pub- 

 lisher of SCIENCE is prepared to extend for six 

 months the term of any subscriber who will forward 

 with the money for one year ($3.50) the name of a new 

 subscriber not already on the list. 



PISTEK COOPER'S GLUE. 



Prepared in liquid form by the N.Y. 

 Liquid Glue & Adhesive Co. The 

 ■ ■■ ■ tion of this 



properties 

 aation. It is the 

 glue your furniture is glued with, and 

 never fails to join the hardest of wood 

 if properly applied. 'Always 



glue for its strong adhe: 



For 



eryw 



ady for 



CONTAINS NO ACID. 



Unalterable ^?Mjf^''''^^>--SiK^ ^ Fraerant 



GLUE^Wi^Sil PASTE 



A strong and harmless preparation of flour and glue for 

 Photographers, Manufacturers, Merchants, Insurance 

 Companies, Banks, and family and office use. Contains 

 no acids. Unlike Mucilage, adheres and dries immedi- 

 ately. N. Y. Liquid Glue and Adhesive Co., Preparers 

 of Peter Cooper's Glue in Liquid Form, 18 N. William 

 St., New York. Used in tliis office. 



Theatres. 



LITTLE 



Evenings at 8. 



LORD FAUNTLEROY. 



Mat. Sat. at 



4th Av, 



nd 23d St. 

 . Manager. 



SWEET LAVENDER. 



MADISON SQUARE THEATRE. 

 Mr. A. M. Palmer Sole Manage: 



CAPTAIN SWIFT. 



pALMER'S THEATRE. B'way and 30th St. 



M. COQUELIN AND JANE HADING. 



Scale of prices, S2, Si. 50, $1, and 50 cents. 



A=R=I1ART= "J05=TRIPP. 

 QenMani&ft VPfei't. 



FOR 



^lLLUSTKV\riVE 

 AND 



PURPOSES 



wm^^^ 



BRjMH CH -AT 7% a■C^^E5T^(UT .6Ti 

 )Pi11tADELP]1lA.:PA=' 



r~~rfhpARK Placed 



A Useful and Handsome Present 



Prices Reduced for the Holidays. 



Warranted 14 karat gold and to give perfect satis- 

 faction — Is pronounced by hundreds of pleased cus- 

 tomers to be the best fountain pen in the market be- 

 cause it Is always ready. Writes freely and never 

 gets out of order. 



Sent by mail prepaid for $1.50, $a.oo and $2.50 

 each, according to size selected. 



These are special prices for the holidays, and this 

 offer should be availed of by all who write. 



JOHN S. HULIN, 



MTg- Stationer and Steam Printer. 



Wedding Invitations and Visiting 

 Cards Engraved to Order. 



369 



BROADWAY, N. 



Near Franklin Street. 



Account-Bo 

 lishment fc 

 York City. 



Most Complete 

 Printing Estab- 

 Work in New 



Readers of Science 



Corresponding ■with or -visiting Adver- 

 tisers -will confer a great favor by mention- 

 ing the paper. 



