[ORTELIUS, Abraham (1527-98)]. Helvetiae descriptio. Aegidio Tschudo Auct. [Antwerp: n.d.]. Hand-coloured engraved map of Switzerland and northern Italy, Latin text on verso, 340 x 448mm. The map is orientated with south at the top; with 2 French 18th-century maps, one of each hemisphere. (3)