00502nam a2200169Ia 4500003000900000008004100009040001600050080001600066100001800082245008800100250001300188260003300201300001600234650004100250650002100291650002000312IN-BaIIA211028s9999    xx            000 0 eng d  cIIA Library  a523.31bGAM  aGamow, George 0aBiography of the earthcGeorge Gamow                                                 arev. ed.  aNew YorkbViking Pressc1960  axiii, 242p.  aAstronomy and Astrophysics Thesaurus  aEarth atmosphere  aEarth biography