Entered from booking ledger and New York Times concert listing and review. "CONCERT AND OPERA PROGRAMS OF THE WEEK." New York Times (1923-), Feb 28 1960, p. 1. ProQuest. Web. 9 June 2022. "MANUEL GAYOL GIVES GUITAR RECITAL HERE." New York Times (1923-), Feb 29 1960, p. 32. ProQuest. Web. 9 June 2022.