Entered from booking ledger and New York Times concert listing and review. “Who Makes Music and Where.” New York Times [New York, N.Y., United States], 16 Dec. 1973, p. 166. AL. Davis, Peter G. “Marco on Clarinet: Satin-Smooth Tone.” New York Times [New York, N.Y., United States], 19 Dec. 1973, p. 61.