000 00275nam a2200109Ia 4500
008 240531s9999 xx 000 0 und d
082 _a520 PAY
100 _aPay-Gaposchkin, Cecilia
245 0 _aIntroduction to astronomy
260 _aLondon
_b Methuen
_c1961
942 _cANF
999 _c343553
_d343553