????
           Hartling, Harry (b:1924)(d:1981)
          |          ????
 Hartling, Larry (b:)(d:)
          |                              ????
          |                    Jacobs, John Morrison (b:1879)(d:1913)
          |                   |          ????
          |          Jacobs, Paul J (b:1901)(d:1960)
          |         |         |                    Knight, John (b:1818-1819)(d:)
          |         |         |          Knight, John Henry (b:1849)(d:1941)
          |         |         |         |          (unknown), Catherine (b:1823-1824)(d:)
          |         |          Knight, Sarah Eliza (Sadie) (b:1882)(d:1954)
          |         |                   |          ????
          |         |                    Williamson, Barbara Catherine (b:1855)(d:1913)
          |         |                              ????
           Jacobs, Kathleen Leona (b:1925)(d:2012)
                    |          ????
                     Kearns, Edna Beryl (b:1903)(d:)
                               ????