000
00281nam a2200109 4500
008
160616s 000 0
245
_a
Perfect symmetry - search for the beginning of time
100
_a
Pagels, H.R.
500
_a
C9B4:411 M5
942
_c
BK
_2
BK8290
080
_a
539.12 PAG
999
_c
8290
_d
8290