????
                     Laverentz, Louis (b:1824)(d:1904)
                    |          ????
           Laverentz, Arthur R (b:1863)(d:1914)
          |         |          ????
          |          Meinke, Doris (b:1832)(d:1905)
          |                    ????
 Leverenz, Arthur J L (b:1900)(d:1901)
          |          ????
           Rummel, Anna M (b:1869)(d:1907)
                     ????