????
                               Dorau, Christian (b:1802-1836)(d:)
                              |          ????
                     Dorau, Christlieb Erdman (b:1852)(d:1912)
                    |         |          ????
                    |          (unknown), (unknown) (b:)(d:)
                    |                    ????
           Dorau, Albert Erdmann (b:1882)(d:1968)
          |         |          ????
          |          Strassburg, Amelia Frederica (b:1853)(d:1932)
          |                    ????
 Dorau, Albert Joseph (b:1913)(d:2005)
          |                    ????
          |          Borghi, Joseph C (b:)(d:1941)
          |         |          ????
           Borghi, Charlotte Rose (b:1886)(d:1944)
                    |          ????
                     Hotchkiss, Isabella (b:1858)(d:1940)
                               ????