Then the remedy began to work and he decided it was "strong medicine." By the tenth day he was running around town joyfully exhibiting his rapidly healing body to every one who would look at it.

On the fourteenth day he suddenly disappeared, to the deep regret of the medical men, who had hoped that they might keep him as an example of what could be done, and thus persuade others to undergo treatment.

A few days later, however, he reappeared with thirteen victims of yaws from his home town, having meanwhile twice covered on foot the great distance which separates Barlig from Bontoc, and assembled and brought in his fellow-sufferers.
As we have seen, the people of Manila were formerly supplied with impure drinking water from the Mariquina River, and were therefore in constant danger of infection with cholera and other deadly diseases.

At a cost of some $1,500,000 we have given the city a modern water system, the intake of which is far up in the hills above the last village.

The annual deaths from ordinary water-borne diseases exclusive of cholera have fallen from 3558--the average number at the time the new system was introduced--to 1195.