????
                     Heitzman, Johann Georg (John) (b:1842)(d:1932)
                    |          ????
           Heitzman, Friedrich (Fred) (b:1881)(d:1947)
          |         |                    ????
          |         |          Pfaff, Johann Michael (b:1820)(d:1899)
          |         |         |          ????
          |          Pfaff, Margarethe (b:1852)(d:1910)
          |                   |          ????
          |                    Klein, Philipinna (b:1822)(d:1888)
          |                              ????
 Heitzman, Myriam (b:1905)(d:)
          |          ????
           Helm, Matilda (Tilly) (b:1885)(d:)
                     ????