CONTENTS 



CHAPTER PAGE 



I. INTRODUCTORY I 



II. STUDIES OF NON-PARASITIC PROTOZOA - 9 



III. NOTES ON CERTAIN PARASITIC PROTOZOA - 19 



IV. NOTES ON SOME TROPICAL DISEASES - 28 

 V. NOTES ON TICKS - - 37 



VI. PIROPLASMOSIS 41 



VII. SMALL-POX AND VACCINIA 44 



VIII. SYPHILIS AND YAWS - 55 



IX. CYSTIC DISEASE OF THE URINARY TRACT IN MAN - 68 



X. DEFINITION OF THE TERM ' CANCER,' ETC. - - 77 



XT. GRANULATION TISSUE THE NORMAL * GRANULOMA' OF DEFENCE 



AND REPAIR - - 8l 

 XII. ON THE STRUCTURE OF AN ALVEOLAR SARCOMA OF THE HUMAN 



BREAST AND ITS MEANING - - 87 



XIII. ON THE STRUCTURE OF A ROUND-CELLED SARCOMA OF THE 



HUMAN TESTIS, WITH AN INTERPRETATION - Io6 



XIV. VARIOUS HUMAN SARCOMAS 115 

 XV. ON THE INFECTIVE GENITAL TUMOURS OF DOGS - 126 



APPENDIX 137 



INDEX - - - 138 



