VALLISNERI, Antonio (1661-1730) - De’corpi marini che su’ monti si trovano [Legato con] Raccolta di varie osservazioni spettanti all’Istoria Medica e naturale. Venice: Domenico Lovisa, 1728. Important works by one of the fathers of modern geology. 2 works in one volume, (246 x 182mm). Engraved title on vol. I with portrait of the dedicatee, 4 engraved plates (which belong to the first work but are bound in the second), engraved initials and headpieces (some staining to first 45 leaves, worming from pp. 65 to 78 in the margins without loss, some browning to title and index of second work, some light spotting and scattered stains). Contemporary boards with manuscript title on spine, uncut (some light wear).