Note: the book Southern District Officer Reports: Islands and Villages in Rural Hong Kong, 1910–60 also listed High Island, Town Island and Ninepin Group in their chapter "The Islands of Port Shelter".
It's worth noting that the book Southern District Officer Reports: Islands and Villages in Rural Hong Kong, 1910–60 also included references to High Island, Town Island and Ninepin Group in its discussion of the islands off Port Shelter.