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082			_a621.3 _bLAW
100			_aLawrence, Mike _941057
245			_aElectricity & lighting _cMike Lawrence
260			_aLondon _bThe Hamlyn publishing group limited _c1990
300			_a96.p:
526			_a0 _b0 _c0 _d621_300000000000000_LAW
650			_aMCE _9379
942			_2ddc _cBK
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