00397nam a2200145Ia 4500003000900000008004100009040001600050080001600066245005300082260003300135300001000168650004100178650001000219700002200229IN-BaIIA211028s9999    xx            000 0 eng d  cIIA Library  a523.31bTHE 4aThe planet earthcedited by Glenn D. Considine  aLondonbPergamon Pressc1957  a312p.  aAstronomy and astrophysics thesaurus  aEarth  aBates, D. R., ed.