Copperplate engraved. Engraved by: AF°: Lucini feci (lower right). Inset: America Maiestrale. -- Scale [ca. 1:9,700,000]; Mercator proj. (W 245°--W 270° / N 45°--N 27°). The two sections together show the west coast of America as far north as C. Mendocino. Place names taken from various sources (Vizcaino, Palacios, and Daniell maps). [Sir Robert Dudley]. From: Arcano del Mare / R. Dudley, Florence, 1646-7. Wagner 350.