Colophon: Impressum Florẽtiae opera & sumptu Philippi Iuntae. Anno à natiuitate D.XV. supra mille mense Iulio. Leone Decimo Pontifice.
Woodcut diagrams including the circular world-map (f. 71v) with fine printer's device (Kristeller 43) on last page.
The commentary on the "Dream of Scipio" is many times longer than Cicero's text which it preserves. This treatise was the main source of Neo-Platonism in the Latin West and much admired in the Middle Ages. Several medieval maps resemble the Macrobian view of the world with its division into five zones.