000 00262nam a2200109Ia 4500
008 240531s9999 xx 000 0 und d
082 _a522 1 BAI
100 _aBailey,D.
245 0 _aTelescopes and Observations.
260 _aLondon
_bF. M
_c1960
942 _cANF
999 _c316885
_d316885