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Caption: Olm or proteus, Proteus anguinus, vulnerable. Dorsal I, ventral II, and internal organs III. Handcoloured copperplate engraving from Carl Bertuch's Bilderbuch fur Kinder (Picture Book for Children), Weimar, 1815. A 12-volume encyclopedia for children illustrated with almost 1,200 engraved plates on natural history, science, costume, mythology, etc., published from 1790-1830.
Credit: Album / Florilegius
Image size: 5096 × 6544 px | 95.4 MB
Print size: 43.1 × 55.4 cm | 2006.3 × 2576.4 in (300 dpi)