Albania
(October 9th, 1937 a)
Austria
(July 3rd, 1934)
United States of America
(April 28th, 1932)
Saudi Arabia
(August 15th, 1936)
Belgium
(April 10th, 1933)
Brazil
(April 5th, 1933)
Great Britain and Northern Ireland2
(April 1st, 1933)
Same reservation as for the Convention.
British Honduras, British Solomon Islands Protectorate, Ceylon, Cyprus, Falkland Islands and Dependencies, Gambia (Colony and Protectorate), Gibraltar, Gold Coast [(a) Colony, (b) Ashanti, (c) Northern Territories, (d) Togoland under British Mandate], Hong-Kong, Kenya (Colony and Protectorate), Leeward Islands (Antigua, Dominica, Montserrat, St. Christopher and Nevis, Virgin Islands), Mauritius, Nigeria [(a) Colony, (b) Protectorate, (c) Cameroons under British Mandate], North Borneo (State of), Northern Rhodesia, Nyasaland Protectorate, Sarawak, Seychelles, Sierra Leone (Colony and Protectorate), Somaliland Protectorate, Straits Settlements, Tanganyika Territory, Tonga, Trinidad and Tobago, Uganda Protectorate, Zanzibar Protectorate
(May 18th, 1936 a)
Southern Rhodesia
(July 14th, 1937 a)
Barbados, Bermuda, British Guiana, Fiji, Malay States [(a) Federated Malay States: Negri Sembilan, Pahang, Perak, Selangor; (b) Unfederated Malay States: Kedah, Perlis and Brunei], Palestine (excluding Trans-Jordan), St. Helena and Ascension, Trans-Jordan, Windward Islands (Grenada, St. Vincent), Burma
(August 24th, 1938 a)
Newfoundland
(June 28th, 1937 a)
Canada
(October 17th, 1932)
Australia
(January 24th, 1934 a)
New Zealand
(June 17th, 1935 a)
Union of South Africa
(January 4th, 1938 a)
Ireland
(April 11th, 1933 a)
India
(November 14th, 1932)
Chile
(November 20th, 1933)
Colombia
(January 29th, 1934 a)
Costa Rica
Cuba
(April 4th, 1933)
Czechoslovakia3
(April 12th, 1933 a)
Denmark
(June 5th, 1936)
Dominican Republic
(April 8th, 1933)
Ecuador
(April 13th, 1935 a)
Egypt
Estonia
(July 5th, 1935 a)
Finland
(September 25th, 1936 a)
France
Germany
Greece
(December 27th, 1934)
Honduras
(September 21st, 1934 a)
Hungary
(April 10th, 1933 a)
Iran
(September 28th, 1932)
Italy
(March 21st, 1933)
Japan
(June 3rd, 1935)
Liechtenstein4
Lithuania
Luxembourg
(May 30th, 1936)
Mexico
(March 13th, 1933)
Monaco
(March 20th, 1933)
The Netherlands5
(May 22nd, 1933)
(including the Netherlands Indies, Surinam and Curaçao )
Nicaragua
(March 16th, 1932 a)
Norway
(September 12th, 1934 a)
Peru
(May 20th, 1932 a)
Poland
(April 11th, 1933)
Portugal6
(June 17th, 1932)
Romania
San Marino
(June 12th, 1933)
Spain
(April 7th, 1933)
Sudan
(January 18th, 1933 a)
Sweden
(August 12th, 1932)
Switzerland4
Thailand
(February 22nd, 1934)
Turkey
(April 3rd, 1933 a)
Uruguay
Venezuela
(September 11th, 1934)
Bolivia
Guatemala
Panama
Paraguay