Olive A. Helfer
1906 - 1991 (84 years)Drag or scroll to see more of the chart.
Johannes Jakob Helfer
1829-1908
1829-1908
Christina Roth
1830-1879
1830-1879
George R. Kolb
1830-
1830-
Magdalena Hill
1830-
1830-
Peter Helfer
1861-1923
1861-1923
Catharina Kolb
1858-1922
1858-1922
Olive A. Helfer
1906-1991
1906-1991