Ancestors of Mark Elliott Willis

             /--David Edwin Willis  b. 13 MAR 1926 at Cleveland, OH  d. 2 FEB 2014
Mark Elliott Willis
             |               /--Aaron Klepinger Mumma  b. 30 SEP 1862 at Harrison Twp., Montgomery Co., OH  d. 25 MAY 1946
             |       /--Levi Bushnell Mumma  b. 18 JUN 1898 at Mansfield, Richland Co., OH  d. 29 JUL 1979
             |       |       \--Martha Elizabeth Sanders  b. 15 JAN 1874 at OH  d. 14 FEB 1958
             \--Martha Louise Mumma  d. 14 NOV 2023
                     \--Grace Emma Martin  b. 11 OCT 1898 at   d. 5 JUL 1967