A map entitled "The Port of Callao in the South Sea, with the Adjacent Islands, Rocks and Coasts to Windward and Leeward and the Soundings in Fathoms. Drawn by Order of His Catholic Majesty" by Thomas Jeffreys which appeared in "The Gent. Magazine" in 1753. The map is cropped to the left printed border and bottom of right border. Folds as shown.
Approx 36cms by 20.5cms.