Protocol between the United States of America and other American Republics modifying and extending for one year from October 1, 1946, the Inter-American Coffee Agreement of November 28, 1940. Open for signature at Washington September 3-November 1, 1946; ratification advised by the Senate of the United States of America February 21, 1947; ratified by the President of the United States of America March 7, 1947; ratification of the United States of America deposited with the Pan American Union at Washington March 19, 1947; proclaimed by the President of the United States of America April 1, 1947; entered into force with respect to the United States of America March 19, 1947; effective October 1, 1946.