In the 1950s he worked on research projects of Space Exploration in the USA, 1968-1974 he promoted the first intercontinental network of satellite geodesy.
Between 1968 and 1974, he promoted the first intercontinental network of satellite geodesy. In the 1950s, he worked on research projects of space exploration in the USA.
In the 1950s, he worked on research projects of space exploration in the USA. Between 1968 and 1974, he promoted the first intercontinental network of satellite geodesy.
In the 1950s, he worked on research projects of space exploration in the USA. Between 1968 and 1974, he promoted the first intercontinental network of satellite geodesy.