New York Debut Entered from booking ledger and New York Times concert listing and review. “Arts and Leisure Guide.” New York Times [New York, N.Y., United States], 13 Apr. 1975, p. 121. Arts & Leisure. Davis, Peter G. “Ava Janus, Violinist, Makes Local Debut.” New York Times [New York, N.Y., United States], 21 Apr. 1975, p. 36.