New York Debut Entered from booking ledger and New York Times concert listing and review. WORLD PREMIERE of Irving Fine's LENNY THE LEOPARD WORLD PREMIERE of Fine's TIGEROO "CONCERT AND OPERA PROGRAMS FOR THE WEEK: OPERA." New York Times (1923-Current file), Oct 21 1956, p. 132. ProQuest. Web. 5 Apr. 2021. "PATRICIA HOFFMAN SINGS DEBUT HERE: LYRIC-COLORATURA SOPRANO IS HEARD IN A PROGRAM AT CARNEGIE RECITAL HALL." New York Times (1923-Current file), Oct 28 1956, p. 86. ProQuest. Web. 7 Apr. 2021.