Henry Helwig
1852 - 1916 (64 years)Drag or scroll to see more of the chart.
Johannes Muck
1800-
1800-
Fredericka Windesheim
1800-
1800-
Wilhelm Helwig
1823-1895
1823-1895
Sophia Muck
1829-1902
1829-1902
Henry Helwig
1852-1916
1852-1916