000			00330nam a2200145Ia 4500
001			16713
008			170722s9999 xx 000 0 und d
100			_aCasper, Max
245			_aKepler tr and ed by C Doris Hellman /
260			_c1962.
653			_aAstronomy
653			_aBiography
653			_aMathematics
942			_cGEN
999			_c65400 _d65400