George M. Jones Memorial Library (Lynchburg, Virginia), Finding aid to the G.W. and W.M. Thornhill Physician's Records 1887-1931, George M. Jones Memorial Library (Lynchburg, Virginia), 2023
Finding aid to the G.W. and W.M. Thornhill Physician's Records for 1887-1931 held at Jones Memorial Library (Lynchburg, Virginia)