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ESTABLISHED BY EDWARD L. YOUMANS.
THE
POPULAR SCIENCE
MONTHLY.
EDITED BY WILLIAM JAY YOUMANS
VOL. XXXII.
NOVEMBER, 1887, TO APRIL, 1888
NEW YORK
D. APPLETON AND COMPANY
1, 3, and 5 BOND STREET.
1888
ESTABLISHED BY EDWARD L. YOUMANS.
THE
POPULAR SCIENCE
MONTHLY.
EDITED BY WILLIAM JAY YOUMANS
VOL. XXXII.
NOVEMBER, 1887, TO APRIL, 1888
NEW YORK
D. APPLETON AND COMPANY
1, 3, and 5 BOND STREET.
1888