Partial biography of the Lauinger, Hahn, Zeigler families and their descendants in the Deats and Lancaster families. Documents primarily the family of Edward and Ethel (Lauinger) Hahn, German Russian immigrants who settled at Rubicon, Wisconsin and whose son, Edwin, and other relatives settled in McHenry & Ward counties of N.D. Includes information on descendant Thomas Deats, a University of North Dakota communications school professor.