LIST OF COMMISSIONS 273 



fever and Dr. Breinl had to be invalided home. Dr. Thomas is 

 still carrying on the work of the Expedition. 



The Sixteenth (Yellow Fever) Expeditiox : Professor Boyce, 

 F.R.S., despatched to New Orleans in August 1905 to observe 

 the work of the United States Medical Authorities in dealing with 

 the outbreak of yellow fever there. Professor Boyce subsequently 

 visited British Honduras at the special request of the Colonial 

 Office, to make a report on the conditions existing in that Colony 

 with reference to a recen.t outbreak of Yellow Fever. 



The Seven'teexth (Malarial) Expedition : Professor Ross, 

 C.B., despatched to Lake Copias, in Greece, on May 20, 1906, at 

 the request of the Lake Copias Company. 



The Eighteenth (Sleeping Sickness) Expedition : Dr. Allan 

 Kinghorn, M.B ,and Mr. R. E. Montgomery, INI.R.C.V.S., despatched 

 to Rhodesia and British Central Africa on May 5, 1907. 



The Nineteenth (Blackwater Fever) Expedition : Dr. J. O. 

 Wakelin Barratt, M.D., D.Sc. (Lond.), and Dr. W. Yorke, M.D., 

 despatched to Nyassaland on August 14, 1907. 



The Twentieth Expedition : Professor Ronald Ross, C.B., 

 despatched to Mauritius on October 28, 1907. 



The Twenty-first Expedition : R. Newstead, M.Sc, A.L.S., 

 F.E.S., Dr. W. T. Prout, M.B., C.M.G., and Dr. Alan Hanley, 

 M.D., C.M.G., despatched to Jamaica on November 14, 1908. 



EXPEDITIONS ORGANISED BY THE LONDON 

 SCHOOL OF TROPICAL MEDICINE 



1900. Malaria. — Drs. Sambon and Low practically demon- 

 strated that in the Roman Campagna, Malaria could not be 

 acquired without the mosquito. 



1902. Filariasis. — Dr. Low went to the West Indies to 

 study Filariasis and the relationship of Mosquitos to disease. 



1902. Sleeping Sickness. — Drs. Low and Castellani members 

 of the Royal Society's Commission in Uganda. 



1902. Beri-Beri. Dr. Durham went to Christmas Island 

 to investigate this disease and afterwards proceeded to Singapore 

 and the Malay States. 



1905. Dr. Leiper : investigations upon the Guinea Worm, 

 West Africa. 



1907. Dr. Wenyon : investigations in Egypt and the Soudan 



1908. Professor Simpson : Plague investigations in West 

 Africa for Colonial Office. 



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