000 00353nam a2200181 4500
020 _a
_c
082 _a520 BRO-P
100 _aBrown, R Hanbury
245 _aPhotons galaxies and stars
250 _a
260 _a
_c
300 _a426
490 _a
500 _a
590 _a
_b
_c
650 _aAstronomy & allied sciences
942 _cBK
999 _c480304
_d480304