William Stone, Violin, and Mathilde McKinney, Piano New York Debut Entered from booking ledger and New York Times concert listing and review. "OPERA REPERTORY, SYMPHONY AND CONCERT PROGRAMS FOR THE COMING WEEK IN NEW YORK." New York Times (1923-Current file), Mar 31 1957, p. 130. ProQuest. Web. 8 June 2021. "Violin and Piano Team." New York Times (1923-Current file), Apr 02 1957, p. 38. ProQuest. Web. 8 June 2021. duo recital 1957-04-01T20:30:00