000 00312 a2200121 4500
008 141010b1973 xxu||||| |||| 00| 0 eng d
082 _aCH520
100 _aNicolson, Jain
245 _aAstronomy /
_cJain Nicolson
260 _aLondon :
_bHamlyn Publishing Group,
_c1973.
300 _a77p.
650 _aAstronomy
999 _c10529
_d10529