000 00271nam a22001217a 4500
041 _aENG
100 _aZoerb.C.C
245 _aPressure Measuring Elements
260 _a Canada
_bSaskatchewan
_c1999
300 _a46
650 _aChemistry (40)
856 _uChemistry (40)
999 _c3010
_d3010