ILLUSTRATIONS 



PAGE 



CLAUDE BERNARD 351 



LAENNEC, INVENTOR OF THE STETHOSCOPE, AT THE NECKER 



HOSPITAL, PARIS 357 



RUDOLF A r IRCHOW 364 



WILLIAM T. G. MORTON 367 



CRAWFORD W. LONG 371 



THEODOR SCHWANN 377 



SIR JOSEPH LISTER 383 



LOUIS PASTEUR 391 



PINEL AT LA SALPETRIERE, IN 1795, RELEASING THE INSANE 



FROM THEIR MANACLES 397 



SIR CHARLES BELL 402 



FRANCOIS MAGENDIE 403 



EMIL. DU BOIS-REYMOND 408 



GUSTAV THEODOR FECHNER 413 



JEAN MARTIN CHARCOT 416 



PAUL BROCA , 421 



