HYGINUS, CAIUS JULIUS. De mundi et sphaerae ac utriusque partium. Venice: Melchior Sessa and Petrus de Ravanis, 1517. Large woodcut of astronomer and allegorical figures on title and armillary sphere on verso, 47 woodcut illustrations (constellations and Zodiac signs) in text. 4to, modern quarter vellum and boards; lower margin repaired throughout occasionally touching text or images. Essling 291.