Two sheets joined. Col. ms. Medium: Vellum, with neck. Cartographic Note: Mercator projection, meridian of Tenerife. Rhumb lines. Retains the intersecting arcs drawn in the construction of the rhumb network. Additional Places: Gulf of Mexico, Caribbean. Contents Note: An island named Bermudilla is shown to the east of Bermuda. It does not exist, Dedication to Cap'n de fratta Don Pedro de Laserda, Knight of the Order of St John.