Borneo : shewing the lands ceded by the Sultans of Brunei & Sulu to the British North Borneo Company.
British North Borneo Chartered Company.
London : For the British North Borneo Company by Edward Stanford,
1881.
Lands ceded to the British North Borneo Company coloured red.
Harbour bathymetry shown in insets by soundings.
Insets: Ambong Bay ; Gaya Bay ; Sandakan harbor ; [relative location] ; Kudat harbor.
Royal Scottish Geographical Society: Black Collection