350 ANNUAL REPORT SMITHSONIAN INSTITUTION, 1942 



Watson, Malcolm. 



1903. The effect of drainage and other measures on the malaria of Klang. 

 Federated Malay States. Joum. Trop. Med., vol. 6, pp. 349-353, 

 368-371. London. 

 1911. The prevention of malaria in the Federated Malay States. 1st ed., 

 Liverpool ; 2d ed., London, 1921. 

 WlLLLVMSON, K. B. 



1933. Investigations at Cameron Highlands. Federated Malay States, Ann. 



Rep. Malaria Advisory Board for 1932, pp. 12-14. 

 1936. The control of rural malaria by natural methods. Leagi;e of Nations 



Eastern Bureau, Singapore. 



