New York Debut Entered from booking ledger and New York Times concert listing and review. The review suggests that addtional encores were performed, the Chopin Etude in C minor being the second (the first and unidentified Chopin work). "Operas and Concerts for the Week." New York Times (1923-), Nov 15 1964, p. 1. ProQuest. Web. 29 Jan. 2024. Klein, Howard. "A Polish Pianist Gives Recital here in Tour Exchange." New York Times (1923-), Nov 23 1964, p. 50. ProQuest. Web. 29 Jan. 2024.