Ancestors of John Joseph Knowles

             /--George Edward Knowles  b. 29 MAY 1917 at Philipsburg, Centre Co., PA  d. 7 FEB 2006
John Joseph Knowles
             |               /--David H. Mumma  b. 19 JUN 1841 at Donegal Twp., Lancaster Co., PA  d. 5 MAY 1912
             |       /--George Washington Mumma  b. 6 MAY 1876 at Dillsburg, York Co., PA  d. 4 MAR 1948
             |       |       \--Mary Ann Black  b. 22 SEP 1841 at Baltimore, MD  d. 1903
             \--Anna Mary Mumma  b. 28 OCT 1920 at Harrisburg, PA  d. 26 DEC 2005
                     \--Blanche Irene Wilson  b. 1 AUG 1878 at Lisburn, PA  d. 27 AUG 1967