000 00296nam a2200145Ia 4500
008 220226b1963 xxu||||| |||| 00| 0 eng d
080 _a528.71
_bKI
100 _aKilford, W.K.
650 _aAstronomy
906 _a13484
041 _aeng
050 _a010
245 _aElementary Air Survey.
260 _aLondon
_bPitman
_c1963
300 _a
_b290
999 _c2634
_d2634