9th Month, 22d. In passing by the public grave-yard at Port-Tobacco, I observed on one of tile grave stones, the name of Gray inscribed, with the addition that he was a native of the parish of Sheffield. 9th Month, 22d. In travelling along the road, I was a little entertained with several parties of females riding to their places of worship; some of whom were escorted by a negro boy who rode behind one of the girls. On coming to a gate, or any other impediment, the negro jumps nimbly off the horse, and, after rendering the service required, as nimbly runs after his mistress and again resumes his seat, without any detention of the party. Yesterday I visited Colonel Ware, at his habi-tation, by whom I was kindly treated. Many habitations in this part of the country are exceed- ingly private and retired; and the situations of some of them beautiful beyond description; but that cruel system of negro slavery, seems to hang like a dark cloud over all their pleasant scenes. In the afternoon of this day, I returned to Alexandria, and, in crossing the Potomack, was ferried over by two negro slaves, who gave me in account of two of their fellow slaves being drowned, in cross-ing this ferry during the last winter, at a time when large quantities of ice were floating down the stream, which overset the boat. I believe, it some-