Johann Gottfried Block1850–
- Name
- Johann Gottfried Block
| Birth | 1850 37 35 |
| Death of a father | Georg Peter Block 1852 (Age 2 years) |
| Death of a paternal grandfather | Georg Mihael Block 1856 (Age 6 years) |
| Death | yes |
| Family with parents |
| father |
Georg Peter Block Birth: 1813 35 43 Death: 1852 |
| mother |
Susanna Elisabeth N.F. Birth: 1815 Death: |
| elder brother |
Johann Heinrich Block Birth: 1832 19 17 Death: |
|
6 years elder brother |
Georg Heinrich Block Birth: 1837 24 22 — Alt Galka, Saratov, Russia Death: |
|
4 years elder brother |
Johann Christian Martin Block Birth: 1840 27 25 Death: |
|
11 years himself |
Johann Gottfried Block Birth: 1850 37 35 Death: |