Ancestors of Robert Lewis May

             /--Robert Lewis May
Robert Lewis May
             |               /--Albert Stanley Mumma  b. 4 JUL 1854 at Washington Co., MD  d. 11 JAN 1922
             |       /--Jacob Brewer Mumma  b. 24 DEC 1887 at Washington Co., MD  d. 14 AUG 1957
             |       |       \--Frances Amelia "Fannie" Masters  b. 17 JUL 1858 at Williamsport, Washington Co., MD  d. 3 DEC 1943
             \--Nellie Mae Mumma  b. 25 FEB 1920 at Washington Co., MD  d. 30 JUN 2004
                     \--Sallie Roberta "Bertie" Widmeyer  b. 15 MAR 1889 at MD  d. 1 JUL 1966