BY WORTHINGTON HOOKER, M. D.,

PROFESSOR OF THE THEORY AND PRACTICE OF MEDICINE IN YALE COLLEGE;
AUTHOR OF "PHYSICIAN AND PATIENT."

Illustrated by nearly 200 Engravings.

NEW YORK

PUBLISHED BY FARMER, BRACE, & CO.

NO 4, COURTLANDT-STREET.

ENTERED, according to Act of Congress, in the year of our Lord,
One thousand eight hundred and fifty-four,

BY WORTHINGTON HOOKER, M D.,

In the Clerk's Office of the District Court of Connecticut.

R. HOBBS,

Stereoty er. Hartford, Ct.

C. A. ALVORD, Printer, New York.