????
                               Grede, Johan (b:)(d:)
                              |          ????
                     Grede, Casper (b:1812)(d:1887)
                    |         |          ????
                    |          (unknown), Anna (b:)(d:)
                    |                    ????
           Grede, Adam (b:1836)(d:1907)
          |         |                    ????
          |         |          Stehl, Henry (b:)(d:)
          |         |         |          ????
          |          Stehl, Maria Elisabeth (b:1811)(d:1886)
          |                   |          ????
          |                    (unknown), Christine (b:)(d:)
          |                              ????
 Grede, Frederic (b:1876)(d:1879)
          |                    ????
          |          Sponholz, John Friedrich Wilhelm (b:)(d:)
          |         |          ????
           Sponholz, Maria Fredrika (b:1841)(d:)
                    |          ????
                     Rugenstein, Charlotte Rosalie (b:1841)(d:)
                               ????