000 00372nam a2200133Ia 4500
008 160615s9999 xx 000 0 und d
100 _aSMITHSONIAN ASTROPHYSICAL OBSERVATORY
245 _aSmithsonian astrophysical observatory star Catalog: Part Four
260 _bSmithsonian Institution
260 _c1971
942 _cBooks
999 _c14054
_d14054