By captain P.P. King, commander P. Stokes, R.N. and the officers of H.M.S. Adventure & Beagle, 1828-30. Additions and corrections by Captain R.C. Mayne, R.N. C.B. & the officers of H.M.S. Nassau, 1868-9; captain sir George Nares, R.N.K.C.B. and J.P. Maclear, R.N. and the officers of H.M.S. Alert, 1879; With corrections & additions from running SUrveys by Lieut. S.T.S. Lecky, R.N. Reserve, Com. S.S. Penguin & Araucania 1872-4 and from plans received from the Chilian Government, 1879.