After Lodovico Guicciardini (1521-1589), RUINARUM ARCIS BRITANNICAE APUD BATSVOS TYPUS, an uncoloured engraved map on laid paper depicting the ruin of Arx Britanica, a Roman fort at the mouth of the Rhine near Katwijk in the Netherlands, probably published circa 1612, the plan of the fort to the left with the sea to the front and mountains behind, the explanatory cartouches surrounded by figures building boats, blank verso, 23.2cm x 32.2cm (the sheet 31.5cm x 39.5cm), unframed, with PLAN DE LA FORTRESSE DE MONGAST after Nicolas de Fer (1646-1720), an uncoloured engraved plan on laid paper, blank verso, 22cm x 27cm (the sheet 28cm x 38.5cm), unframed (at fault) and After Lodovico Guicciardini (1521-1589), LEWARDUM OCCIDENTALIS FRISIAE OPP: 1581, an uncoloured engraved map on laid paper depicting a bird's eye view of the city of Leeuwarden, published for Guicciardini's "Discrittione di tutti i Paesi Bassi" in 1581, blank verso, 23.5cm x 31.5cm (the sheet 28.5cm x 40.5cm), unframed, with a later copy of the same map from the 1613 edition of "Discrittione di tutti [...]", unframed, ARNHEMIUM GELRIAE IN RIPA RHENI, an uncoloured engraved map on laid paper depicting a bird's eye view of the city of Arnhem, also from the 1613 edition, unframed, and an uncoloured engraved map on laid paper after Guicciardini depicting a bird's eye view of Enkhuizen circa 1625 (at fault) (6)