The burgesses today passed an act to divide Frederick County into three counties: the northernmost portion to be called Berkeley County, the central portion Frederick County, and the southernmost portion Dunmore County. By this act, which the council approved two days later, GW’s Bullskin Run lands became part of Berkeley County (JHB description begins H. R. McIlwaine and John Pendleton Kennedy, eds. Journals of the House of Burgesses of Virginia. 13 vols. Richmond, 1905–15. description ends , 1770–72, 262, 268; HENING description begins William Waller Hening, ed. The Statutes at Large; Being a Collection of All the Laws of Virginia, from the First Session of the Legislature, in the Year 1619. 13 vols. 1819–23. Reprint. Charlottesville, Va., 1969. description ends , 8:597–99).