Ancestors of Vivian Mae Coover

             /--Lynn Geo. Coover  b. ABT 1877 at PA
Vivian Mae Coover  b. 1901 at PA
             |       /--David N. Mumma  b. 1851 at Cumberland Co., PA  d. 1917 =>
             \--Catharine Mae Mumma  b. 1878 at Cumberland Co., PA  d. BEF 1910
                     \--Susan Bowman  b. 1852 at   d. 1945 =>