| 25 September 1946 |
|
Final Act of Ocean Weather Stations (Air Navigation) Conference 17th-25th September, 1946 |
| 25 September 1946 |
|
International Agreement on North Atlantic Ocean Weather Stations [With Annexes] |
| 12 May 1949 |
13 January 1950 |
North Atlantic Ocean Weather Stations Agreement (With Annexes) |
| 28 May 1952 |
28 May 1952 |
Protocol extending the period of the Agreement of May 12, 1949 on North Atlantic Ocean Weather Stations |
| 25 February 1954 |
1 February 1955 |
Agreement on North Atlantic Ocean Weather Stations |
| 30 October 1957 |
30 October 1957 |
Research - Barbados Oceanographic Station. Exchange of Notes on administrative matters concerning the Agreement of 1 November 1956 (XIII 45) |
| 1 November 1957 |
1 November 1957 |
Agreement between the Government of the United Kingdom of Great Britain and Northern Ireland and the Government of the United States of America for the Establishment of Oceanographic Research Stations in the Bahama Islands |
| 3 May 1967 |
22 September 1970 |
Convention on the International Hydrographic Organisation |
|
28 July 2016 |
Protocol of Amendments to the Convention on the International Hydrographic Organization adopted by the Third Extraordinary International Hydrographic Conference, held at Monaco, 14 April 2005, with Consolidated version |