00452nam a2200133Ia 4500008004100000041000800041082001600049100002000065245014400085250000600229260004600235300001400281650002300295210716s1971    xx            000 0 und d  aeng  a303.64 KUHT  aKuhn, Thomas S.  aCopernican revolution: planetary astronomy in the development of wester thought.bPlanetary astronomy in the development of wester thought.  a1  aCambridgebHarvard University Pressc1971  axviii,297  aGeneral Management