PREPARED ESPECIALLY FOR

STUDENTS OF MEDICINE

BY

HENRY W. STELWAGON, M.D., PH.D.

Professor of Dermatology in the Jefferson Medical College, Philadelphia; Dermatologist to the Howard and Philadelphia Hospitals, etc.

SEVENTH EDITION, THOROUGHLY REVISED

ILLUSTRATED

PHILADELPHIA AND LONDON

W. B. SAUNDERS COMPANY

1909

Set up, electrotyped, printed, 1890. Reprinted July, 1891.

Revised, reprinted, June, 1894. Reprinted March, 1897.

Revised, reprinted, August, 1899. Reprinted September,

1901, May, 1902, September, 1903. Revised, reprinted

January, 1905. Reprinted March,

1906. Revised, reprinted

March, 1909.

PRINTED IN AMERICA

PRESS OF

W. B. SAUNDERS COMPANY

PHILADELPHIA