. . "Entered from booking ledger and New York Times concert listing. The accompanist is not identified.\r\n\"Who Makes Music this Week and Where.\" New York Times (1923-), Nov 13 1966, p. 152. ProQuest. Web. 17 Sep. 2024." . . . . . "Perela Bolt, Mezzo-Soprano" . . . . "1966-11-17T20:15:00"^^ . . . . "solo recital" .