Surveyed by Captain R. M. Southern, and the Officers of H.M.S. Challenger, 1947. With corrections to 1952.- London: Published at the Admiralty, 9th... Show moreSurveyed by Captain R. M. Southern, and the Officers of H.M.S. Challenger, 1947. With corrections to 1952.- London: Published at the Admiralty, 9th April 1948, under the Superintendence of Rear-Admiral A. G. N. Wyatt, Hydrographer Relief shown by spot heights and hachures. Depths shown by bathymetric isolines, tints, and soundings. Includes notes and tidal table. Selected lights shown in purple. "Photolithographed 1948." "Crown copyright reserved." "3787." Main Heritage Compact General Print Map Item-ID: i26588791 BIB-ID: 2752291 Show less