THIRTEENTH ANNUAL REPORT 7 



flies becomes very severe, the Bureau of Science is called upon to act and 

 promulgate measures to abate the nuisance. 



Regarding plague mentioned on page 51, all the examinations of rats 

 are made in the Bureau of Science; nearly 60,000 were examined during 

 the fiscal year 1913, and the work has been continued at about the same rate. 



The vaccines and sera used by the Bureau of Health are manufactured 

 and furnished by the Bureau of Science. 



On page 93 health conditions at Baguio are discussed. Much work was 

 done by members of the Bureau of Science in investigations in Baguio, 

 tending: to improve the health conditions. Concerning bacillary dysentery, 

 much work has been done by Doctor Barber in Baguio. 



With regard to cholera mentioned on pages 110 and 111, all the laboratory 

 examinations were made by the Bureau of Science. 



Much work referring to yaws discussed on page 131 has been done in 

 the Bureau of Science. In fact, the Bureau of Science demonstrated that 

 salvarsan was effective in the treatment of the spirochaete giving rise to 

 yaws and that in the severe cases the disappearance of the lesions and 

 the cures produced were almost marvelous. 



FAR EASTERN ASSOCIATION OF TROPICAL MEDICINE 



Dr. E. L. Walker, of this Bureau, was appointed by His Excel- 

 lency, the Governor-General, as one of the delegates from the 

 Philippine Islands to the third biennial congress of the Far East- 

 ern Association of Tropical Medicine, in Saigon from November 

 8 to 15, 1913. The congress, like the previous ones, v^^as well 

 attended, and various tropical diseases were discussed. The 

 stimulus of thought and the benefit derived from an organization 

 of this kind is very great, not only to the delegates, but also to 

 the institutions which they represent, especially in this part of 

 the world where the scientific work is isolated to a great extent. 

 The papers which were read treated of a great variety of sub- 

 jects — dysenteries of different etiology, cholera, typhoid, plague, 

 leprosy, animal parasites and parasitic diseases, beriberi, and 

 tropical medicine and sanitation. 



PHILIPPINE ISLANDS MEDICAL ASSOCIATION 



The fourth annual meeting of the Philippine Islands Medical 

 Association was held in Manila between the dates of November 

 5 and 7, 1914. The Bureau of Science was represented on the 

 standing committees in scientific work, public policy and legis- 

 lation, and exhibits. Important papers were read by Bureau 

 of Science representatives on cholera, malaria, beriberi, leprosy, 

 and the germicidal action of glycerol. 



COMMITTEE ON STANDARDIZATION OF SUPPLIES 



For several years the Bureau of Science has been endeavoring 

 to create an interest in the subject of the standardization of 

 supplies for Government use, and for some time all supplies 



