????
           Clark, (unknown) (b:)(d:)
          |          ????
 Clark, Maryellen (b:)(d:)
          |                    ????
          |          Smith, Walter (b:)(d:)
          |         |          ????
           Smith, Ellamarie (b:)(d:)
                    |          ????
                     DeBevoise, Elinor Nostrand (b:)(d:)
                               ????