< Page:Popular Science Monthly Volume 12.djvu
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THE

 

POPULAR SCIENCE

 

MONTHLY.






CONDUCTED BY E. L. AND W. J. YOUMANS.




VOL. XII.

NOVEMBER, 1877, TO APRIL, 1878.




NEW YORK:
D. APPLETON AND COMPANY,

549 & 551 BROADWAY.
1878.

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