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[Enlered at the Posi-Offlce of New York, N.Y., as Second-Class Matter.] 



A WEEKLY NEWSPAPER OF ALL THE ARTS AND SCIENCES. 



Sevknth Year. 

 Vol. XIII. No. 324. 



NEW YORK. April 19, i{ 



Single Copies. Ten Cents. 

 I3.50 Per Year, in Advancf. 



THE LOOMIS ELECTRIC-LIGHT SYSTEM. 



Fig. I. Dynamo; Fig. 2. Incandescent Lamp and Socliet ; Fig. 3. Fusible Cut-Out. [See p. 292.! 



