Familie: Schröler, Robert / Bertram, Auguste Lina Bertha (F4368)
verh. 27 Mai 1912Bertram, Heinrich Konrad Christian (1851- ) 
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Grass, Luise Henriette Wilhelmine (1860- )
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| Bertram, Frietz Gustav Wilhelm (1889- ) |
| Bertram, Dora Lina Bertha (1891- ) |
| Bertram, Karl Hermann Adolf (1893- ) |
| Bertram, Marie Johanne Minne (1896- ) |
| Bertram, Albert Robert Richard (1901- ) |
| Bertram, Ludwig Friedrich Paul (1909- ) |
| Bertram, Auguste Lina Bertha (1887- )
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