THE PREVENTION OF MALARIA.

Several interesting papers were read and discussed before the section on tropical medicine at the late meeting of the British Medical Association bearing on the question of the prophylaxis of malaria. The special point of interest and criticism was the reported ill success of the fight against malaria at a British military station in India. The conclusion reached by the reporters, Drs. Christophers and James, of the Indian medical service, was that mosquito brigades and similar methods of destroying malarial infection were practically futile or very doubtful in their results. The general opinion, however, seemed to be that when sufficiently carried out such measures have in many localities proved to be effective. Havana and Ismailia were quoted instances. It was also pointed out that the experiment of Mian Mir was carried out on entirely too limited a scale and under special conditions that were unfavorable. In fact, the experience of