A genealogy of Henry and Barbara Neff of Hempfield and Manor Twps., Lancaster Co., Pa., and their descendants, this book corrects many earlier historical assumptions. More than 2,700 individuals are listed, dating back to the early 1700s with excellent European coverage. Two fold-out maps identify and locate the original Neff land patents from the Penns. (480pp. illus. index. hardcover. Neff & Assoc., 1991.)