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 immediately to reside in this island, are exempt from the yellow fever.

However powerful these considerations were, they could not induce me to go and pass my time in such a dull and melancholy abode; upon which I refused the advice of my friends, and staid in the town. I had nearly been the victim of my obstinacy, having been, a few days after, attacked with the first symptoms of this dreadful malady, under which I laboured upward of a month.

The yellow fever varies every year according to the intenseness of the heat; at the same time the observation has not yet been forcible enough to point out the characteristic signs by which they can discover whether it will be more or less malignant in the summer. The natives are not so subject to it as foreigners, eight-tenths of whom died the year of my arrival; and whenever the former are attacked with it, it is always in a much less proportion.

It has been observed that during the months of July, August, September, and October, when this disorder is usually most prevalent, the persons who leave Charleston for a few days only, are, on their return to town, much more susceptible of catching it {5} than those who staid at home. The natives of Upper Carolina, two or three hundred miles distant, are as subject to it as foreigners; and those of the environs are not always exempt from it: whence it results that during one third of the year all communications are nearly cut off between the country and town, whither they go but very reluctantly, and seldom or ever sleep there. The supply of provisions at that time is only made by the negroes, who are never subject to the fever. On my return to Charleston in the month of October 1802, from my travels over the western part of the country, I did not meet, on the most populous road,