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OF

The American Association

FOR THE

ADVANCEMENT OF SCIENCE

FORTY-EIGHTH MEETING

HELD AT

COLUMBUS, OHIO.

AUGUST, 1899.

EASTON :

PUBLISHED BY THE PERMANENT SECRETARY.

DECEMBER, 1899.

EDITED BY

L. O. HOWARD, Permanent Secretary,

Cosmos Club, Washington, D. C.

The Chemical Publishing Company.
EASTON, PA.

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