000 00329nam a22001217a 4500
999 _c3948
_d3948
008 200708b ||||| |||| 00| 0 eng d
082 0 0 _a621.84
_bP3613
245 1 0 _aValve design /
_cby G. H. Pearson
260 _aLondon
_bMech Engg. Publications
_c1978
300 _a358 p.
650 0 _aValves
_xDesign and construction
942 _cBK