| | | | | | WALTER Christian Paul KOOPMANN 1891–1948 Gertrud Emilie RUTH FELDHAHN 1889–1980 | | | | JOHANNES Heinrich Karl KOOPMANN 1860–1922 Bertha JULIE WALTER 1867–1953 | | | | Carl WALTER Prof. 1834–1906 MARIE Helene KNOBLAUCH 1840–1924 | | | | Carl Heinrich EDUARD KNOBLAUCH 1801–1865 Juliane (Julie) VERHUVEN 1806–1863 | | |
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