Ancestors of Glenn R. Sperry

             /--Vernon E. Sperry  b. 16 FEB 1912 at NY  d. 23 NOV 2001
Glenn R. Sperry
             |       /--Howard S. Mumma  b. 22 JUN 1884 at Baltimore Co., MD  d. 1 SEP 1943 =>
             \--Edwina L. Mumma  b. 26 SEP 1913 at Baltimore Co., MD  d. 18 OCT 1990
                     \--Maude F. Forrest  b. 1886 at IL =>