Entered from booking ledger and New York Times concert listing and review. The assisting artists are not identified. WORLD PREMIERE of Beatrice Witkin's ECHOLOGIE FOR FLUTE AND TAPE WORLD PREMIERE of Marc Neikrug's QUARTET FOR FLUTE, VIOLIN, VIOLA AND CELLO WORLD PREMIERE of Max Schubel's SAFETY FACTOR NEW YORK PREMIERE of Giulio Briccialdi's BALLABILE DI CONCERTO, OP. 15 “Who Makes Music.” New York Times [New York, N.Y., United States], 11 Feb. 1973, p. 144. AL. ProQuest. Rockwell, John. “Paul Dunkel Plays Three New Works In His Flute Series.” New York Times [New York, N.Y., United States], 13 Feb. 1973, p. 27. ProQuest.