Ancestors of David Patrick Walston

             /--Marvin Lyle Walston
David Patrick Walston
             |       /--Francis Leo Sherlock  b. 25 MAY 1895 at Maryville, Nodaway Co., MO
             \--Mary Frances Sherlock
                     |       /--Otis Ernest Mack  b. 20 DEC 1862 at Payson, Adams Co., IL  d. 17 SEP 1941
                     \--Vona Mae Mack  b. 2 MAY 1899 at Grundy Co., MO
                             \--Mary Belle Carpenter  b. 5 MAR 1875 at   d. 20 MAR 1958