000			00412nam a2200145Ia 4500
008			211109s9999||||xx |||||||||||||| ||und||
082			_a537.534 _bRAD-R
100			_aRadio Valve Data,
245		0	_aRadio Valve Data
260			_bMcgraw Hill Book Company _aKottayam _c1949
300			_a223p.
630			_xGeneral Stack
650			_aNatural Sciences _vPhysicsElectricityElectronics _xGeneralia
942			_cBOOK
999			_c33057 _d33057