PREVALENCE OF DISEASE.

No health department, State or local, can effectively prevent or control disease without knowledge of when, where, and under what conditions cases are occurring.

The report from Ohio states that the morbidity returns are incomplete, and that for the month of July reports were received from 97 per cent of the cities, 72 per cent of the villages, and 43 per cent of the townships.

TYPHOID FEVER.

Indiana-Evansville.

Acting Asst. Surg. Werry, of the Public Health Service, reported by telegraph that during the week ended August 23, 1913, 4 cases of typhoid fever had been notified in Evansville, Ind., making a total of 203 cases reported since June 14, 1913.