No.	Title	Date
1	Report by Robert Gibson, Hong Kong, 1898
2	Report by Robert Gibson, Hong Kong, 1899
3	Report by Robert Gibson, Hong Kong, 11 February 1901
4	Report by Robert Gibson, Hong Kong, 1902
5	Report by Robert Gibson, Hong Kong, 25 January 1908
6	Report by Robert Gibson, Hong Kong, 1916
7	Report by Robert Gibson, Hong Kong, 1917
8	Report by Robert Gibson, Edgar Harlow, Lavinia Rayner, Maud Ward [and others], Hong Kong, 1923
9	Report by Robert Gibson, [Hong Kong], 5 February 1926
10	Report by Robert Gibson, [Hong Kong], 28 February 1927
11	Report by Robert Gibson, Hong Kong, 14 February 1928
12	Report by Robert Gibson, Hong Kong, 1934