2 March 1944. Surveyed by Commander N.A.C. Hardy, R.N. assisted by the officers of H.M. surveying ship "Herald" 1936-37. Outer soundings and works in hairline from surveys by Capt. Sir Edward Belcher, 1844-1848. Topography from Sarawak Government maps. All bearings are true and are given from seaward. Underlined figures on the drying banks and rocks express the heights above the datum to which the soundings are reduced. All other heights are expressed in feet above high water springs. For abbreviations see admiralty chart 5011. Soundings in fathoms reduced approximately to the level of Indian spring low water. According to later determinations the longitude of all places on this chart should be diminished by about 1'40" (1937). Engraved 1852. New editions April 1864, large corrections 18th June 1926, 23rd June 1939. date top corner 7-11-44. Reproduced by Hydrographic Branch, Syndey, from British Admiralty Charts.