00273nam a2200109Ia 4500008004100000041000800041082002000049100001700069245004400086260002500130300000800155211209s1971 xx 000 0 und d aeng a621.388 N71 GLA aGLASFORD G M aFUNDAMENTALS OF TELEVISION ENGINEERING  aNEW DELHIbTMHc1971 a804