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Tractatus de origine lapidum figuratorum in quo diffuse disseritur, utrum nimirum sint corpora marina a Diluvio ad montes translata, et tractu temporis petrificata vel an a seminio quodam e materia lapidescente intra terram generentur, quibus accedit accurata Diluvii, ejusque in terra effectuum descriptio cum dissertatione de generatione viventium, testaceorum præcipuè, plurimorumq; corporum à vi plasticâ auræ seminalis hinc inde delatæ extra consuetam matricem productorum / [Carl Nicolaus Lang]. Public Domain Mark. Source: Wellcome Collection.