201 Otto Bernhard 'Otto' Troemel   |
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| Father: 126 Traugott Anton 'Anton' Troemel | Mother: Bertha Adelheid Bimberg | Spouse: Luise Emma 'Emma' Fleck |
| Children: 246 N.N. Troemel, 247 Helene Emma 'Helene' Troemel, 248 Marie Gertrud Troemel |
| Siblings: 195 Anton Julius 'Anton' Troemel, 196 Christiane Friederike Anna Troemel, 197 Heinrich Otto Troemel, 198 Sidonie Luise 'Luise' Troemel, 199 Henriette Agnes 'Agnes' Troemel, 200 Emma Marie 'Emma' Troemel, 202 Rudolf Ferdinand 'Rudolf' Troemel, 203 Richard Oskar 'Oskar' Troemel, 204 Ernst Ferdinand Troemel |