Page:Popular Science Monthly Volume 56.djvu/5

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ESTABLISHED BY EDWARD L. YOUMANS.


 
 

APPLETON’S

 

POPULAR SCIENCE

 

MONTHLY

 

EDITED BY WILLIAM JAY YOUMANS

 

VOL. LVI

 

NOVEMBER, 1899, TO APRIL, 1900

 

NEW YORK:
D. APPLETON AND COMPANY,

1900