000			00557nam a22001577a 4500
999			_c943 _d943
008			200101b ||||| |||| 00| 0 eng d
082	0	0	_a621.3192 _bM4678
100			_9506 _aMaycock, W. Parren.
245	1	0	_aElectric-wiring diagrams. : Illustrating circuit connections for supply mains, distribution boards, transformers, lamps, signs, heaters, motors, bells, fire alarms, private generat _cby W Perren Maycock
250			_a3rd
260			_aLondon _bPitman _c1948
300			_axii,156p.
365			_d6.12
650		0	_aElectrical Engineering
942			_cBK