Ancestors of Mary Osa Davis

                     /--Andrew J. Davis
             /--James Calvin Davis  b. 20 MAR 1863 at Bethlehem, Wayne Co, IA  d. 16 JUL 1951
             |       \--Mary E. Mccomas
Mary Osa Davis  b. SEP 1897 at Wayne Co., IA  d. 1985
             |               /--Joseph "Joe" Mumma  b. 28 OCT 1808 at Sharpsburg, Washington Co., MD  d. 17 JUN 1852
             |       /--William H. Mumma  b. 22 NOV 1836 at Salem Twp., Tuscarawas Co., OH  d. 22 MAR 1921
             |       |       \--Julia A. Foreman  b. 1 FEB 1813 at OH  d. 1 SEP 1881
             \--Mary Ellen "Mamie" Mumma  b. 30 NOV 1873 at Salem Twp., Tuscarawas Co., OH  d. 1962
                     |       /--William Ridgely Pumphrey  b. 14 OCT 1804 at   d. 23 SEP 1845
                     \--Sarah Elizabeth Pumphrey  b. 13 JUN 1844 at OH  d. 24 DEC 1882
                             \--Eliza Forsythe  b. 22 SEP 1803 at