A rare copperplate engraved chart of the Straits of Magellan from the official account of the first voyage of James Cook, depicting the discoveries of the navigators Byron, Wallis and Carteret. The detail includes soundings, currents, shoals and anchorages along with four elevations of land (Cape Virgins, White Cliffs, Cape Fair Weather and View of Port Famine), c.1780. Unframed 73 cm x 46 cm