Ancestors of Michael Corcoran Pettengill

                     /--Kenneth Herman Pettengill  b. 20 JAN 1926 at Milton, MA  d. 7 JUN 2003
             /--William Pettengill
             |       \--Emma Delano Corcoran  b. 23 FEB 1922 at   d. 16 MAR 1999
Michael Corcoran Pettengill
             |               /--Mark Hoffman Mumma  b. 20 OCT 1901 at Mt. Joy, Lancaster Co., PA  d. 6 MAR 1970
             |       /--Michael Hoffman Mumma
             |       |       \--Grace I. Fass  b. 18 DEC 1910 at Manheim, Lancaster, PA  d. 17 JUL 2001
             \--Lynn Michele Mumma
                     \--Sarah Louise Fritz