Arbitration between the United States and the Netherlands respecting sovereignty over the Island of Palmas1
1. Diplomatic correspondence between the United States and the Netherlands regarding the Island of Palmas from 1906 to 1924 is printed in The Island of Palmas Arbitration Before the Permanent Court of Arbitration at The Hague … Memorandum of the United States of America (Washington, Government Printing Office, 1925), pp. 134–192.
 Treaty Between the United States of America and the Netherlands, Signed at Washington, January 23, 1925
Treaty Series No. 711