LIST OF ILLUSTRATIONS 



PLATE FACING PAGE 



I. DIAGRAM OF THE CIRCULATION OF THE BLOOD . 8 

 II. DIAGRAM OF GALEN'S PHYSIOLOGICAL SYSTEM . 9 



III. LEONARDO. By Himself . . . . .22 



From a drawing in the Royal Library at Turin. 



DRAWING OF THE HEART. By LEONARDO . . 22 



From a drawing in the Royal Library at Windsor. 



IV. VESALIUS . . . . . . .23 



From the first edition of his Fabric of the Human Body. 

 Basel, 1543. 



SERVETUS IN PRISON . . . . .23 



From the statue by CLOTHILDE ROCHE at Annemasse, Haute- 

 Savoie, France (four miles from Geneva). 



V. WILLIAM HARVEY . . . . . .42 



From the painting by CORNELIUS JANSSEN in the Royal 

 College of Physicians (by courtesy of Sir D'ARCY POWER). 



VI THE OLD LECTURE ROOM AT PADUA . . .43 



(By courtesy of Professor CESARE FOLIGNO. ) 

 HARVEY'S LECTURE NOTES (folio 80 verso) . . 43 



From the MS. in the Royal College of Physicians. 



ix 



