CONTENTS xiil 



PART II 



CHAPTER XV 



SLEEPmG Sickness ; Flies and Disease . . , ,198 



PAOir 



CHAPTER XVI 



Ankylostomiasis : Dirt Contamination . . , 215 



CHAPTER XVII 

 Malta Fever and Goats' Milk 220 



CHAPTER XVIII 



The Rise and Fall of Disease, Plague, Tick Fever, 



Leprosy and Tuberculosis ..,,,. 225 



CHAPTER XIX 

 Parasitism 236 



APPENDIX 



(1) Ordinances, Regulations, and Bye-laws relating to 



Stagnant W^ater, Mosquito Larv.e, Yellow Fever, 

 Rats, etc. ......... 243 



(2) Tropical Expeditions and Commissions of the Royal 



Society, the Colonial Office, and the Schools of 

 Tropical Medicine of London and Liverpool . . 270 



INDEX 275 



