1 Nancy Irene Tassava 1933 -1988
     +Rodney Arnold Mattson 1933 -
         2. David Arnold Mattson 1956 -
.          +Doreen S. Tomer 1959 -
                3. Andrea Doreen Mattson 1986 -
               3. Erik Arnold Mattson 1989 -
        2. Jesse J. Mattson 1958 -
        2. Andrew Scott Mattson 1962 -
          +Rebecca Kreger 1964 -
               3. Andrew James Mattson 1995 -
               3. Deborah Irene Mattson 1997 -
               3. Elisabeth Marie Mattson 2001 -
               3. Jacob Alexander Mattson 2002 -
        2. Mary Joyce Mattson 1966 -
          +John Joseph Christopher 1961 -
              3. Alana Nancy Christopher 1991 -
              3. Katherine Elizabeth Christopher 1994 -
              3. Samantha Grace Christopher 1997 -