Map of The Route of Colombus on arriving among the Bahama Islands. Plan by D.G. Johnson1823Miniature sailing chart showing the route of Colombus from Oct. 11, 1492 up to approx. the 1st. of Dec. 1492. Also shown are the Great Bahama Bank, the Old Bahama Channel, part of Cuba, Jamaica, Saint Domingo, ect.Plan by D.G. Johnson. Lettered by D.R. Harrison.cartographic