2 parts in one volume. 4to., bound in 6s (12 x 8 4/8 inches). Two vignette title-pages. One full-page engraved double-hemisphere map of the world "Orbis Terrae Compendiosa Descriptio" by Girolamo Porro after Rumold Mercator to D1v, and 63 fine engraved half-page vignette maps, numerous woodcut diagrams and