CONTENTS 

 PART I. ANTI-MALARIA CAMPAIGN 



CHAPTER PAGE 



I. — The Status of Knowledge of Anti- 

 Malaria Work in 1904 and the 

 Previous Campaign in Havana . 3 



II. — The Situation on the Isthmus in 1904, 



BEFORE American Occupation . 1 6 



III. — Meteorological and Topographi- 

 cal Conditions. Topographical 

 Changes and their Bearing on 

 Isthmian Anopheles . . . 27 



IV. — The Species of Anopheles on the 



Isthmus 43 



V. — ^Anopheles Propagation Areas . . 55 



VI. — Harboring Places and Food of 



Anopheles .... 83 



Vll. — ^Flight and Attraction of Mosqui- 

 toes ...... 94 



