000			00323nam a22001337a 4500
008			240711b |||||||| |||| 00| 0 eng d
020			_a0080204813
050			_aQC23 _b.B65
100			_aBOLTON, W.
245			_aPhysics Investigations
260			_aGreat Britain _bWheaton and Company _c1977
300			_a50p.
942			_cBK
999			_c1252 _d1252