SCIENCE. 



[Vol. XV. No. 37S 



C ALioRAPH REMINGTON 



GREATEST SPEED ! 



BEST FOR MANIFOLDING. 



100,000 Daily users. 



THE MOST DURABLE. 

 PRICE, - EIGHTY-FIVE DOLLARS. 



THE AMERICAN WRITING MACHINE CO. 



HARTFORD, CONN. 



BRANCH OFFICES:-237 Broadway, New York. 



14 West 4th Street, Cincinnati, O. 



1003 Arch Street, Philadelphia. 



THE 



COMPANY. 



95 MILK ST^Sl'^W, MASS. 



"°^^^ 



Use, 



STANDARD 



TYPEWRITER. 



For flfteeii Years llie Standard, 

 and is tlic Leader in Improvements. 



The latest and highest achievement of inventive and mechanical skill. 



WYGKOFF, SEAMANS AND BENEDICT, NEW YORK. 



This Company owns tJit ~' ^ieijQ-> 

 Patent granted to Alexander <ji« 

 ham Bell, lUarch 7th, 1870, No. 

 174,465, and January 30, 1877, 

 No. 1S«,787. 



The Transmission of Speech by 

 all known forms of h:LE(;TRIC 

 SPRAKING TELEPHONES in- 

 fMng<^s the right secured to this 

 Company hy the ahove patents, and 

 renders each individual u-eroftel- 

 ephoues, not furnished by it or its j 

 licensees, responsible for >uch un- 

 lawful use, and all the conse- 

 quences thereof and liable to suit 

 therefor. 



ESTERBROOK'S 

 STEEL PENS. 



Of SOPERIOIAW STAU'DARD QUALITY. 

 Leading Nos.; 048. 14, 130, 135. 239, 333 



For Sale by all Stationers. 



THE ESTERBROOK STEEL PEN CO., 



Works : Oamden. N.J. -JG John St.. New York. 



Readers of Science 



Corresponding or visiting with Adver- 

 tisers, -will confer a great Javor by mention- 

 ing this paper. 



Everybody's Typewriter. 



A Simple, Compact Machine, Within the Means of AIL 



YOU NEED NOT GO TO SCHOOL TO LEARN HOW TO rSE IT, OR. 



MORTGAGE YOUR HOUSE TO BUY IT ! 



This is exact copy of the MEKRITT'S work. 

 It is equal to that of any High Priced Type- 

 writer. Relieves fatigue from steady use of 

 pen. Improves spelling and punctuation. In- 

 terests and instructs children. The entire 

 correspondence of a business house can be done 

 with it. Learned in a half hour from direc- 

 tions. Prints. Capitals, small letters, figures 

 and characters, 78 in all. Price $15 complete. 



Prints from Clear Metal Type. 



No Eibbon to Wear Out, Smiit the Fingers or Paper. 

 Can toth DUPLICATE and MANIFOLD. This no 



other lo v-priced Type^rriter on the market can do. Excelsior ! 



No Rubber Type Machines can compete with it. Its Work is Unexcelled. 

 Perfect Alignment, Greater Speed than any but a High-priced machine. 

 What YOU want is a UEEEITT. No other machine can give you such results for the money. 



Hundreds of Testimonials like the following are received. — " We like it very much and would not part 

 with it for four times the amount we paid for it unless we could duplicate it." 



Write for Circulars, Voluntary Testimonials and 



i-to Speed Test of €0 words a minute. 



LYON MANUFACTURING CO., 



59 FIFTH AVE., NEW YORK CITY. 



SENT IMMEDIATELY TO ANY 



ADDRESS ON RECEIPT 



OF PRICE, $15.00. 



MENTION THIS PAPER 



