Act(s) | Article(s) | Signature | Instrument | Entry into Force |
---|---|---|---|---|
Additional Act of Stockholm (1967) | January 12, 1968 | Ratification : March 27, 1968 | April 26, 1970 | |
Lisbon Act (1958) | October 31, 1958 | Accession : April 17, 1967 | June 9, 1967 | |
London Act (1934) | Accession : March 10, 1958 | May 14, 1958 | ||
Washington Act (1911) | Accession : October 27, 1927 | December 4, 1925 |