After more than fifteen years of research, this family can now trace their origins back to about 1600 in Germany. The immigrants arrived in 1737. Most descendants are covered up to today. Major surnames in the every-name index: Batdorf, Butdorf, Dieffenbach, Fisher, Holstein, Irick, Kaser, Knoop, Lauer, Lower, Miller, Smith, Snyder, Spangler, and others. (808pp. index. hardcover. Author, 2002.)