Includes ancillary map: Mouths of the Bayanos River [scale ca. 1:51,000]. Relief shown by hachures and spot heights. Depth shown by contours and soundings. Low-water sand banks are shown. From: The Journal of the Royal Geographical Society of London. Vol. 35, (1865), pp. 142-7; held in Firestone Library. Call number: G7 .J687 v.35 1865.