evidence: CONVENTION BETWEEN THE UNITED STATES OF AMERICA AND GREAT BRITAIN DELIMITING THE BOUNDARY BETWEEN THE PHILIPPINE ARCHIPELAGO AND THE STATE OF NORTH BORNEO [1930] [...] It is hereby agreed and declared that the line separating the islands belonging to the Philippine Archipelago on the one hand and the islands belonging to the State of North Borneo which is under British protection on the other hand shall be and is hereby established as follows: [...] The provisions of Article 19 of the Treaty between the United States of America, the British Empire, France, Italy, and Japan limiting naval armament, signed at Washington on February 6, 1922, shall, so long as that Treaty remains in force, apply in respect of all islands in the Turtle and Mangsee Groups which are or may be deemed to be comprised within the territories of the Philippine Archipelago on the oae hand and of the State of North Borneo on the other hand in consequence of the establishment of the line fixed by the preceding articles of the present Convention. In the event of either High Contracting Party ceding, selling, leasing or transferring any of the islands in question to a third party provision shall be made for the continued application to such island of the aforementioned Article 19 of tbe Treaty between the United States of America, the British Empire, France, Italy and Japan limiting naval armament, signed at Washington on February 6, 1922, provided that Treaty is still in force at the time of such cession, sale, lease or transfer.