000 00308nam a22001217a 4500
020 _a0-412-09060-0
082 _a621.317 WAR'P
100 _aWARRINGTON, A. R. VAN
_978535
245 _aPROTECTIVE RELOYS THEIR THEORY AND PRACTICE
250 _aVOL-1
260 _aLONDON
_bCHAPMAN & HALL
_c1971
942 _cBK
999 _c583645
_d583645