§ No. 17. (1900). Convention between the United Kingdom and the United States of America relative to the disposal of real and personal property; signed at Washington, 2nd March, 1899. [Ratifications exchanged at Washington, 28th July, 1900.]
§ No. 18. (1900). Convention between the United Kingdom and France for the establishment of a Parcel Post Service between France and the British Colonies of Ceylon, Hong Kong, and the Straits Settlements; signed at Paris, 4th April, 1900. [Ratifications exchanged at Paris, 27th July, 1900]. (25th August.)
§ No. 19. (1900). Convention between the United Kingdom and the Republic of Costa Rica for the reciprocal protection of trade marks, etc.; signed at Guatemala, 5th March, 1898. [Ratifications exchanged at London, 29th September, 1900.]
§ No. 20. (1900). Additional Convention, supplementary to the Convention of 7th September, 1888, respecting the exchange of parcels by parcel post 58 between France and Mauritius; signed at Paris, 16th May, 1900. [Ratifications exchanged at Paris, 27th July, 1900.] (2nd November.)
§ No. 21. (1900). Agreement between the United Kingdom and Siam relative to taxation on land held or owned by British subjects in Siam; 20th September, 1900. (13th November.)