Incognito" Dudley leaves open the question of whether New Guinea is connected to the Southern continent. Carta Particolare della Rio d' Amazone con la costa sin al fiume Maranhan "Carta Particolare della Rio d' Amazone con la costa sin al fiume Maranhan" of 1646 shows the mouth of the Amazon River. Carta particolare che comincia con l' Isola di S. Tomaso o Tome....Clara e finisce con Il c. d' Aldeas "Carta particolare che comincia con l' Isola di S. Tomaso o Tome....Clara e finisce con Il c. d' Aldeas". This map of the shoreline of the African Congo includes an elegant cartouche, and islands off the coastline. Carta particolare della Brasilia Australe che comincia dala Poro del Spirito Santo e finisce con il capo Bianco "Carta particolare della Brasilia Australe che comincia dala Poro del Spirito Santo e finisce con il capo Bianco" reveals a strip of the southern Brazil coastline and includes São Paulo and the area later to become Rio de Janeiro. Noted for some of the most peculiar representations of mountains near the coastline found on any Dudley map. French Guiana, Guyana and a small portion of Brazil. Untitled, (N-E South America) The seventh map is one of only two in the atlas which have no title but instead dedications to the Grand Duke of Tuscany and, in this case, the Grand Duchess, Dudley's patrons. This is another double page map and probably comes from the 1646 edition. These two maps are probably different because they are the only ones where Dudley was able to use his own observations as they cover the North East coast of South America, the area he visited in 1594. This map shows the coasts of French Guiana, Guyana and a small portion of Brazil. Considerably more elaborate than the others, this map includes soundings and numerous illustrations, namely: two ships, a canoe, two magnificent sea monsters, a (?) cougar and two natives. It also has a legend stating that Monoa – more often known as El Dorado – is only 12 days' journey up-river from the coast. References Sir Robert Dudley. (2009). In Encyclopædia Britannica. Retrieved October 15, 2009, from Encyclopædia Britannica Online Gerard L'Estrange Turner, Elizabethan instrument makers: the origins of the London trade in precision instrument making, Oxford University Press, Oxford 2000, pages 77–91 External links Dell'Arcano del Mare, 1646. Digitized by the National Library of Finland (large PDF