Plate 30 and plate 31. Original chromolithographs of various frogs, tadpoles and spawn. Source unknown, to be determined. Published circa 1920.
Bartele Gallery. Original antique maps, sea charts, engravings and works on paper. This is a plain text rendering of a page that is otherwise built in the browser. The catalogue index is at https://www.bartele.net/catalogue and machine readable notes are at https://www.bartele.net/llms.txt.