Scientific uses of earth satellites
Artificial satellitesCosmic physicsIonosphereIonospheric researchResearchScientific satellitesIonosphèreRecherche
A compilation of 33 papers presented at the 10th anniversary meeting of the Upper Atmosphere Rocket Research Panel, Jan. 26-27, 1956, University of Michigan, Ann Arbor. Cf. Pref. to 1st ed.
Writing a summary for young readers…
For young readers
Book data: Open Library