997678 German river fish (coloured engraving) by German School, (19th century); Private Collection; (add.info.: From ?Bilderbuch f羹r Kinder? (Picture Book for Children) 1790-1830, published by Friedrich Justin Bertuch (1747-1822) Deutsche Fluss-Fische Der Gr羹ndling oder Gr瓣ssling, der Ueckelei oder Blacke, die Alandblecke, die Ellritze, der Bitterling, Fische Cyprinus gobio, Cyprinus alburnus, Cyprinus bipunctatus, Cyprinus phoxinus, Cyprinus amarus); 穢 Purix Verlag Volker Christen; German, out of copyright.