000 00274nam a22001097a 4500
082 _a621.314 DUN'T
100 _aAUSTIN, F. E,SIEFERT, W. A,DUNLOP, C. H
_957393
245 _aPRINCIPLES AND APPLICATIONS
260 _aLONDON
_bTECHNICAL
_c1964
300 _a277P
942 _cBK
999 _c567681
_d567681