000			00322nam a2200133Ia 4500
005			20260205095302.0
008			260111s9999||||xx |||||||||||||| ||und||
082			_a61.38 J684T
100			_aJOLLEY E H
245		0	_aTELECOMMUNICATIONS
260			_aLOND. _bWEIDENFELD AND NICOLSON _c1963
300			_a144
942			_cBK
999			_c208061 _d208061