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Keywords from Image Description:
Mundus subterraneus in XII libros digestus . LIB DE FLUMINUM ORIGINE Cap iis duo platyfmatia ita conftituta ut elevato folle unum aperiatur alterum eo caden te claudatur receptaculum verb aquae fit difcriminatum diaphragmate quodam ne unius follis operatio alterius operatio nem impediat Hoc perafto ducantur duo catiales