THE

MEDICAL EXAMINER,

AND

RECORD OF MEDICAL SCIENCE.

EDITED BY

PROFESSOR OF THE

FRANCIS GURNEY SMITH, M. D.,

INSTITUTES OF MEDICINE IN THE MEDICAL DEPARTMENT OF
PENNSYLVANIA COLLEGE; FELLOW OF THE COLLEGE OF PHYSICIANS;

MEMBER OF THE ACADEMY OF NATURAL SCIENCES OF PHILADEL-
PHIA, AND OF THE AMERICAN PHILOSOPHICAL SOCIETY;

AND

JOHN B. BIDDLE, M. D.,

LATE PROFESSOR OF MATERIA MEDICA IN THE FRANKLIN

MEDICAL COLLEGE;

PHYSICIAN TO THE PENNSYLVANIA INSTITUTION FOR THE DEAF AND
DUMB; MEMBER OF THE MEDICAL SOCIETY OF HAMBURGH;
FELLOW OF THE COLLEGE OF PHYSICIANS, PHILADELPHIA.

VOLUME VIII.-NEW SERIES.

PHILADELPHIA:

LINDSAY & BLAKISTON.

MERRIHEW & THOMPSON, PRINTers,

Nos. 2 & 4 Merchant Street.