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ON THE BASIS OF THE NEW SYSTEM,
EDWARD L. YOUMANS, M. D.,
AUTUOR OF TIE "HAND-BOOK OF HOUSHOLD OCIENCE."
REWRITTEN AND REVISED. WITH MANY NEW ILLUSTRATIONS.
HARVARD COLLEGE LIBRARY
MAR 7 1941
ENTERED, according to Act of Congress, in the year 1863, by
D. APPLETON & CO., In iho 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,