Entered from booking ledger and New York Times concert listing and review. "CONCERT AND OPERA PROGRAMS FOR THE WEEK." New York Times (1923-Current file), May 05 1957, p. 138. ProQuest. Web. 9 Aug. 2021."SONG RECITAL GIVEN BY ROSE ROSAMOND." New York Times (1923-Current file), May 07 1957, p. 41. ProQuest. Web. 9 Aug. 2021.