The winner of multiple Grammys, he engineered or produced records by Frank Sinatra, Ray Charles, Paul McCartney, Bob Dylan, Jefferson Airplane and many others.The winner of multiple Grammys, he engineered or produced records by Frank Sinatra, Ray Charles, Paul McCartney, Bob Dylan, Jefferson Airplane and many others.Read MoreSchmitt, Al (1930-2021), Deaths (Obituaries), Engineering and Engineers, Recording Equipment, Music, Grammy Awards, Jefferson Airplane (Music Group), Krall, Diana
