There is info on the Gustavus Brown line in the following: Virginia Genealogies A Genealogy of the Glassell Family of Scotland and Virginia also on the families of Ball, Brown, Bryan, Conway, Daniel, Ewell, Holladay, Lewis, Littlepage, Moncure, Peyton, Robinson, Scott, Taylor, Wallace and others of Virginia and Maryland By Rev Horace Edwin Hayden Baltimore, Genealogical Publishing CO, Inc, 1979 Hope this helps