Klaas Konrad Diedrich Block (1852-1934) |
Johanna Adriana Okhuijzen (1861-1929) 
|
Willem Frederik Block (1889-1968)  |
| Klaas Konrad Diedrich Block (1894- ) |
| Anna Aletta Block (1884-1938)
|
| Cornelis Scherpenberg (1912- ) |
| Fijtje Scherpenberg (1914- ) |
| Wilhelmina Fredrika Scherpenberg (1916- ) |
