The Columbian navigator : containing, in part I. new sailing directions for the coasts and harbours of North-America ; commencing with Sable island and Halifax in Nova Scotia ; thence, including the Bay of Fundy to Cape cod, with the navigation of the United States, &c. to Florida and the Martyrs part II. Directions for the windward and gulf passages of the West-Indies, the Bahama islands and channels, the islands of St. Domingo, Jamaica, and Cuba, the river Missisipi, coasts of Florida, the Martyrs, &c. And comprising the most particular descriptions of all the coasts, of the harbours, and of the Florida stream. Part III. Directions for the Caribbee islands, &c. from Porto Rico to Trinidad, inclusive ; with the coasts of the Spanish main thence to La Guayra. Part IV. The coasts of Terra-Firma, and isles adjacent from the Equator and the Maranon, Westward, to the Bay of Honduras and Mexican sea inculise ; comprehending the harbours and rivers of Guyana, and thence to the river Missisipi... / John Purdy