On the Relation between Atmospheric Pressure and Cholera in the Bombay Province

From the above and many similar observations in the Annual Reports, it is clear that the most important, measurable guide to the weather of the year in India is to be found in the pressure variations, more especially the anomalies (variations from average) produced by hot weather actions, and before the reversing or smoothing away action of the rains comes into play. Thus dealing with monthly units, the pressure of May comes to be the most important of the year. And as regards pressure at least, the period of the S.-W. Monsoon, the rainy season, is the least important of the year, it being often merely a period of transition. Rough Correspondence between Pressure and Cholera.? An examination of the chart gives evidence of a general rise and fall of the pres-