000 00246nam a22001097a 4500
082 _a671.35 HOU'G
100 _aHOUGHTON, P. S
_912734
245 _aGRINDING WHEELS AND MACHINES
260 _aLONDON
_bE & FN
_c1963
300 _a382P
942 _cBK
999 _c585112
_d585112