A

CLASS-BOOK

OF

CHEMISTRY,

ON THE BASIS OF THE NEW SYSTEM.

BY

EDWARD L. YOUMANS, M. D.,

AUTHOR OF THE HAND-BOOK OF HOUSEHOLD SCIENCE."

REWRITTEN AND REVISED. WITH MANY NEW ILLUSTRATIONS.

NEW YORK:

D. APPLETON AND COMPANY,
1, 3, AND 5 BOND STREET.

1986.

HARVARD COLLEGE LIBRARY
BY EXCHANGE

MAR 7 1941

ENTERED, according to Act of Congress, in the year 1863, by
D. APPLETON & CO.,

In the Clerk's Office of the District Court of the United States for tho
Southern District of New York.

ENTERED, according to Act of Congress, in the year 1875, by D. APPLETON & COMPANY,

In the Office of the Librarian of Congress, at Washington.