000 00437nam a2200169Ia 4500
003 IN-BaIIA
008 211028s9999 xx 000 0 eng d
040 _cIIA Library
080 _a52
_bDUN
100 _aDuncan, John Charles
_91254
245 0 _aAstronomy
_ba text book
_cJohn Charles Duncan
250 _a4th ed.
260 _aNew York
_bHarper and Brothers
_c1946
300 _axiii, 500p.
650 _aAstronomy
_980
942 _cBK
999 _c558
_d558