"John Albert Harris, Baritone, and June Kertzner, Soprano" . . . . . . . . "Entered from booking ledger and New York Times concert listing. Note that the listing identifies the soprano as \"June Walker\", while the ledger lists her as \"June Kertzner\". The accompanist is not identified.\r\n\"Who Makes Music and Where.\" New York Times (1923-), Apr 03 1966, p. 1. ProQuest. Web. 4 Sep. 2024." . . "joint recital" . "1966-04-03T20:30:00"^^ . . .