Ancestors of Tyler James Blettenberg

                     /--Robert Blettenberg  d. 14 JUL 2014
             /--Doran James Blettenberg
             |       |       /--John Doran Mumma  b. 3 APR 1905 at Germantown, Montgomery Co., OH  d. 7 JUL 1960
             |       \--Patricia Annette Mumma
             |               \--Genevieve Whitlock  b. 28 MAY 1922 at Axtell, UT
Tyler James Blettenberg
             |       /--Steven World
             \--Wendi Sue World
                     \--Vicki Gygi