Ancestors of William Burke

             /--William R. Burke  b. 1822 at MD
William Burke  b. FEB 1850 at 
             |               /--David Mumma  b. 17 FEB 1753 at Lancaster Co., Hempfield Twp., PA  d. 30 OCT 1816
             |       /--Samuel Mumma  b. 14 MAY 1793 at Baltimore, MD  d. 31 JUL 1837
             |       |       \--Sarah   b. 29 AUG 1761 at Philadelphia, PA  d. 30 DEC 1812
             \--Ann Eliza Mumma  b. 1820 at Baltimore, MD  d. 17 FEB 1857
                     \--Mary E. Delsher  b. ABT 1795 at MD