For much of her more than 40 years at RCA, Ms. Gabriel was a producer, overseeing “Living Strings” and other profitable lines.For much of her more than 40 years at RCA, Ms. Gabriel was a producer, overseeing “Living Strings” and other profitable lines.Read MoreDeaths (Obituaries), Gabriel, Ethel, RCA Records, Music, Women and Girls, Audio Recordings, Downloads and Streaming