"Roanoke River (Va. and N.C.)" . . "Warm Springs Mountain Turnpike, and Roanoke River to New River Canal field notes" . . . . . . . . . "These cards contain field notes for a survey for a road over the Warm Springs Mountain between the headwaters of the Roanoke River and the New River; a survey for a canal between the New River and Roanoke; and for a canal from the forks of the Roanoke to Salem, taken by Claudius Crozet, principal engineer." . . . . "Topographic maps" . . "State government records" . . . . . . . . "Field notes" . "New River Canal (Va.)" . . . . "Warm Springs Mountain Turnpike (Va.)" . .