000 00281nam a2200109 4500
008 160616s 000 0
245 _aPerfect symmetry - search for the beginning of time
100 _aPagels, H.R.
500 _aC9B4:411 M5
942 _cBK
_2BK8290
080 _a539.12 PAG
999 _c8290
_d8290