00452nam a2200169Ia 4500003000900000008004100009040001600050080001200066100002000078245005500098260003400153300001000187650001400197650004100211650001700252650001300269IN-BaIIA211028s9999    xx            000 0 eng d  cIIA Library  a52bABE  aAbetti, Giorgio 4aThe exploration of the universecAbetti Giorgio     aLondonbFaber and Faberc1965  a278p.  aAstronomy  aAstronomy and astrophysics thesaurus  aAstrophysics  aUniverse