

MALARIA 



CAUSE AND CONTROL 



BY 



WILLIAM B. HERMS, M.A. 



ASSISTANT PROFESSOR OF APPLIED PARASITOLOGY, UNIVERSITY OF CALIFORNIA; 



OFFICER IN CHARGE OF MALARIA INVESTIGATIONS, CALIFORNIA STATE 



BOARD OF HEALTH; AUTHOR OF "HOW TO CONTROL MOSQUITOES 



WITH SPECIAL REFERENCE TO ANOPHELES"; "PROTECTING 



CALIFORNIA'S HEALTH RESOURCES THROUGH THE CONTROL 



OF DISEASE-BEARING INSECTS"; "THE HOUSEFLY IN 



ITS RELATION TO PUBLIC HEALTH"; ETC., ETC. 



ILLUSTRATED 



) 



Neto fgork 

 THE MACMILLAN COMPANY 



!9!3 



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