????
                     Grosnick, Michael Frederick (b:1812)(d:1900)
                    |          ????
           Grosnick, Albert F S (b:1850)(d:1894)
          |         |          ????
          |          Affeld, Fredericke H D (b:1821)(d:1906)
          |                    ????
 Grosnick, Francis (b:1880-1881)(d:)
          |          ????
           Gerbitz, Wilhelmine F A (Minnie) (b:1860)(d:1907)
                     ????