Traité des caracteres extérieurs des fossiles (1795)
Werner, Abraham Gottlob, 1749-1817 · A Dresde : Chez les Freres Walther ... · leaf 265
Minerals · Mineralogy, Determinative · Paleontology · Minerals -- Classification · Mineralogy, Determinative -- Early works to 1800 · Paleontology -- Early works to 1800
Internet Archive · Smithsonian Libraries · Public domain (published before 1931). Free to use for anything.
