Treaties and other international acts series. 2052. World Meteorological Organization, convention and related protocol between United States and other governments, opened for signature at Washington, Oct. 11, 1947, ratification advised by Senate, Apr. 20, 1949, ratified by President of United States, May 4, 1949, ratification of United States deposited at Washington, May 4, 1949, proclaimed by the President Mar. 29, 1950; entered into force Mar. 23, 1950.