000			00317nam a2200121Ia 4500
001			123459
008			170722s9999 xx 000 0 und d
100			_aWentworth, John W.
245			_aColor television engineering /
260			_c1958.
490			_aMcGraw hill television series ed by Donald G Fink
942			_cGEN
999			_c60750 _d60750