000 00398cam a22001811 4500
020 _a0407934154
050 0 0 _aMED QP475
_bE52
100 1 _aEmsley, H. H.
245 1 0 _aVisual optics.
250 _a5th ed.
260 _aLondon
_bHatton Press
_c1953
300 _av,454p.
_bill.
500 _aV.1
650 0 _aPhysiological optics
650 0 _aOphthalmology
650 0 _aVision
942 _cBK
999 _c1197
_d1197