ILLUSTRATIONS 



LAVOISIER IN HIS LABORATORY Frontispieci 



JOSEPH PRIESTLEY Facing p. 20 



JOHN DALTON " 40 



JOHN W. DRAPER " 70 



JOHN HUNTER " 84 



SIR JOSEPH LISTER IIO 



THEODOR SCHWANN I2O 



KARL ERNST VON BAER 122 



MAX SCHULTZE 126 



JEAN BAPTISTS DE LAMARCK " 152 



ETIKNNE GEOPFROY SAINT-HILAIRE " l6o 



CHARLES ROBERT DARWIN " l66 



ALFRED RUSSEL WALLACE " 172 



AS HENRY HUXLEY " 176 



EDWARD JENNER " IQ2 



N'EC, INVENTOR OP THE STETHOSCOPE, AT THE 



NECKER HOSPITAL, PARIS 2O2 



WILLIAM T. G. MORTON " 214 



CRAWFORD W. LONG " 2l6 



LOUIS PASTEUR 232 



. AT LA SALPETRIERE, IN 1795, RELEASING THE 



INSANE PROM THEIR MANACLES - l' 1 



OUSTAV THEODOR PECHNER 264 



MARTIN CHARCOT " *68 



PAUL BROCA 272 



THE ROSETTA STONE " *88 



ix 



