surveyed by Staff Commander W. Tooker, R.N. assisted by Staff Commander P.H. Wright, R.N. and Mr. J.W. Bulman, 1891, the part south of Pte. à la Chasse by Staff Commander W.F. Maxwell, R.N., 1890 ; published at the Admiralty 24th Sepr. 1892 ; Engraved by Edwd. Weller