LANCET AND OBSERVER.

E. B. STEVENS, M. D., Editor.

J. A. MURPHY, M. D., Editor of Medical Department.
W. H. MUSSEY, M. D., Editor of Surgical Department.
E. WILLIAMS, M. D., Editor of Ophthalmological Department.

New Series: Vol. XII. 1869.

1869. Whole Volume, XXX.

CINCINNATI:

PUBLISHED MONTHLY BY E. B. STEVENS, M. D.

OFFICE, 319 ELM STREET.