. . . . . . . "solo recital" . "Don Julio, Bass-Baritone" . "1960-11-26T20:30:00"^^ . . . . . . . "Entered from booking ledger and New York Times concert listing.\r\n\"CONCERT AND OPERA PROGRAMS OF THE WEEK.\" New York Times (1923-), Nov 20 1960, p. 1. ProQuest. Web. 25 Aug. 2022." .