Ancestors of Isaac Stock

                     /--John Stock  b. 21 FEB 1757 at Germany  d. 7 JUL 1821
             /--John Stock  b. 22 JAN 1789 at Abbottstown, Adams Co., PA  d. 25 AUG 1864
             |       |       /--John Leonard Mumma  b. 10 MAR 1742 at Earl Twp., Lancaster Co., PA  d. 1817 =>
             |       \--Anna Margaret Mumma  b. 18 AUG 1767 at Earl Twp., Lancaster Co., PA  d. 6 MAY 1847
             |               \--Maria Catharine Leypel  b. ABT 1740 at Lancaster County, Pennsylvania, USA  d. AFT 1817 =>
Isaac Stock  d. BEF 3 JAN 1866
             |       /--George Decker
             \--Barbara Decker
                     \--Barbara Mohr