Notes: | "United Nations. [Document] E/CN.12" Issued with United Nations publications sales numbers. Surveys for 1951 and 1952 combined in one issue. None published for 1961; 1959-60 issued in "provisional memeographed edition" only. Survey for 1950 accompanied by Addenda and Corrigenda. Prepared by the Secretariat of the Economic Commission for Latin America. Vols. for 1948-<53> issued by the United Nations Dept. of Economic Affairs; 1962 issued by the Dept. of Economic Affairs of the Pan American Union; 1963- by the Economic Commission for Latin America.
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