Familie: Julius Gustav Bonk / Maria Luise Steinbock (F6805)
verh. 4 Mai 1903 | Carl Julius Wilhelm Robert Steinbock (1849- ) |
 | Hulda Ehmke (1853- ) |
| Max Robert Carl Steinbock (1871- ) |
| Ida Anna Steinbock (1873- ) |
| Fritz Paul Steinbock (1876- ) |
| Hans Paul Steinbock (1880- ) |
| Emil Eugen Steinbock (1884- ) |
| Bertha Susanna Steinbock (1885- ) |
| Julius Gustav Bonk (1880- ) |
| Maria Luise Steinbock (1878- ) 
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