998540 New mackerel-like 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) Neue makrelenartige Fische Der indische Segelfisch oder F瓣cherfisch, der zierliche Segelfisch, der Aguia oder Mittelmeer-Speerfisch, Fische Histiophorus indicus, Histiophorus pulchellus, Tetrapturus belone); 穢 Purix Verlag Volker Christen; German, out of copyright.