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Portrait Otto Bernhard von Essen. Brustportrait des baltischen Staatsmannes Otto Bernhard von Essen Landrat und wirklicher Staatsrat Zivilgouverneur in Estland auf Leinwand cm cm de Kunstauktionshaus Schloss Ahlden century anonymous PDold Images from Kunstauktionshaus Schloss Ahlden House of Essen Russian