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Damenportrait evtl Katharina Kochs. Damenportrait aus dem Moskauer Nachlass Jacob Kochs Rittmeister des Zaren Alexander II Eventuell Katharina Kochs Mutter des Rittmeisters auf Leinwand cm cm kunstauktionenduesseldorf de Hargesheimer Gnther Kunstauktionen th or th century anoynmous PDold Images from Hargesheimer Gnther Kunstauktionen