| 17 September 1885 |
1 July 1886 |
Regulations in execution of the International Telegraph Convention of July 22, 1875 (Great Britain, Austria-Hungary, Belgium, Bosnia-Herzegovina, Brazil, Bulgaria, Cochin China, Denmark, Egypt, France, Germany, Greece, India, Italy, Japan, Luxemburg, Montenegro, Netherlands and Netherlands Indies, New South Wales, Norway, Portugal, Roumania, Russia, Senegal, Servia, Siam, South Australia, Spain, Sweden, Switzerland, Tasmania, Tunis and Turkey) |
| 21 January 1887 |
3 February 1900 |
Treaty of Friendship, Commerce and Navigation between the United kingdom and the Republic of Honduras With Explanatory Protocol |
| 5 July 1890 |
1 April 1891 |
International Union for the Publication of Customs Tariffs |
| 5 March 1898 |
|
Convention between Great Britain and the Republic of Costa Rica for the Reciprocal Protection of Trade Marks, &c |
| 20 July 1898 |
|
Convention between the United Kingdom and Guatemala relative to Trade Marks |
| 26 April 1900 |
|
Convention between the United Kingdom and Japan for the Protection of the Estates of Deceased Persons |