Robert Paul Block
1942 - 2003 (61 years)Drag or scroll to see more of the chart.
Johannes Block
1833-
1833-
Maria Katharina Messemer
1842-1924
1842-1924
John Nauer
1852-1942
1852-1942
Emma E. Koch
1862-1911
1862-1911
John Wahl
1847-1917
1847-1917
Barbara Letzelter
1851-1937
1851-1937
Johannes M. Singer
1837-1907
1837-1907
Margaretha Katherina Cornet
1852-1935
1852-1935
Edward Arthur Block
1886-1942
1886-1942
Cecilia K. Nauer
1889-1970
1889-1970
Peter Andrew Wahl
1873-1952
1873-1952
Helen Fredericka Singer
1873-1960
1873-1960
Arthur Clarence Block
1913-1995
1913-1995
Eleanor Olivia Wahl
1916-1996
1916-1996
Robert Paul Block
1942-2003
1942-2003