Agreement Name:
Agreement Supplementing And Modifying The Agreement Effected By Exchange Of Notes Concerning A Program To Study The Radioactivity Of The Upper Atmosphere By Means Of High-Altitude Balloons
Alternative Treaty Name:
Agreement Supplementing and Modifying the Agreement of May 9, 1961, as Extended Between Australia and the United States of America, Effected by Exchange of Notes Concerning a Program to Study the Radio-activity of the Upper Atmosphere by Means of High-Altitude Balloons, Canberra
Possible Sources (additional):