Folke Rabe (born 28 October 1935 in Stockholm, Sweden) is a Swedish composer. Works include the electronic drone pieces "What??" (1968) and "Was??" (1968), "Basta" for solo trombone, "Escalations" for brass quintet (1988), "Concerto for trombone: "All the Lonely People" (1989) featuring quotes from The Beatles' "Eleanor Rigby", and "With Love" No. 1 and 2 for piano (1988). Wikipedia
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