. "Joseph La Rosa Concert Ensemble" . . . "Entered from program calendar and New York Times concert listing and review.\r\nAccording to the listing, this was to have been a program of Christmas music.\r\n\"Concert And Opera Programs Of The Week.\" New York Times (1923-Current file): 1. Dec 13 1953. ProQuest. Web. 7 Oct. 2014.\r\n\"La Rosa Ensemble Sings here.\" New York Times (1923-Current file): 20. Dec 19 1953. ProQuest. Web. 8 Oct. 2014." . "1953-12-18T20:30:00"^^ . . . . "choir performance" .