Agreement between the United States and the United Kingdom governing collaboration in atomic energy research and development

[For text of agreement signed at Quebec, August 19, 1943, see Department of State Treaties and Other International Acts Series No. 2993, or United States Treaties and Other International Agreements, vol. 5, p. 1114. Correspondence relating to the First Quebec Conference, August 17–24, 1943, at which this agreement was signed, is scheduled for publication in a subsequent volume of Foreign Relations.]