On the Outbreak of Cholera at Theydon Bois, Essex, in 1865, with Special Reference to the Propagation of Cholera by Water as a Medium

I propose to lay before the Society a detailed history of the outbreak of cholera at Theydon Bois, Essex, in the autumn of 1865. This outbreak furnishes the most complete, because least doubted and doubtful, illustration with which I am acquainted of the propagation of cholera by means of the drinking water. It is of interest also because during its progress other and more obscure agencies than water came into play in propagating the disease. The entire series of facts, indeed, afford data of the highest moment in elucidating some of the phenomena of the dissemination of cholera. I investigated the circumstances attending the outbreak, at the