No. Title Date
1 Chinese emigration : The Cuba Commission : Report of the commission sent by China to ascertain the condition of Chinese coolies in Cuba
2 Letter from Robert Hart to J. D. Campbell, 1879 June 6
3 Letter from Robert Hart to J. D. Campbell, 1879 November 9
4 Letter from Robert Hart to J. D. Campbell, 1879 October 11
5 Letter from Robert Hart to J. D. Campbell, 1879 September 17
6 Letter from Robert Hart to J. D. Campbell, 1879 August 24
7 Letter from Robert Hart to J. D. Campbell, 1879 August 26
8 Letter from Robert Hart to J. D. Campbell, 1879 July 27
9 Letter from Robert Hart to J. D. Campbell, 1879 July 16
10 Letter from Robert Hart to J. D. Campbell, 1879 November 18
11 Letter from Robert Hart to J. D. Campbell, 1879 December 21
12 Letter from Robert Hart to J. D. Campbell, 1897 October 5
13 Letter from Robert Hart to J. D. Campbell, 1880 February 5
14 Letter from Robert Hart to J. D. Campbell, 1880 March 26
15 Letter from Robert Hart to J. D. Campbell, 1880 March 20
16 Letter from Robert Hart to J. D. Campbell, 1880 June 22
17 Letter from Robert Hart to J. D. Campbell, 1880 May 21
18 Letter from Robert Hart to J. D. Campbell, 1880 February 1
19 Letter from Robert Hart to J. D. Campbell, 1880 May 5
20 Letter from Robert Hart to J. D. Campbell, 1880 August 17 [Letter 25]