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This report is on the geodetic activities of various agencies in the United States covering the period from January 1, 1967, through December 31, 1970. The material is arranged in five parts corresponding to the five Sections of the International Association of Geodesy: (1) Geometrical Determination of Positions; (2) Leveling and Ground Movements; (3) Geodetic Astronomy and Artificial Satellites; (4) Measurement of Gravity; and (5) Physical Geodesy.