Entered from booking ledger and New York Times concert listing and review.
"CONCERT AND OPERA PROGRAMS OF THE WEEK." New York Times (1923-Current file), May 03 1959, p. 1. ProQuest. Web. 18 Aug. 2020.
"DELLIMORE HEARD HERE: TENOR OFFERS PROGRAM AT CARNEGIE RECITAL HALL." New York Times (1923-Current file), May 04 1959, p. 37. ProQuest. Web. 18 Aug. 2020.