https://tu-freiberg.de/geosam/ausstellungen/aktuell/archiv/sonderausstellung-zum-200-todestag-von-abraham-gottlob-werner
Sonderausstellung zum 200. Todestag von Abraham Gottlob Werner | TU Bergakademie Freiberg
abraham gottlob wernersonderausstellungzum200todestag
https://archive.org/details/atreatiseonexte00werngoog
A treatise on the external characters of fossils : Werner, Abraham Gottlob, 1749-1817, author :...
Book digitized by Google from the library of the University of Michigan and uploaded to the Internet Archive by user tpb.