"solo recital" . . . . . . . . "1967-03-19T17:30:00"^^ . . "Hartwell Mace, Baritone" . . . . . . "Entered from booking ledger and New York Times concert listing and review.\r\n\"Who Makes Music and Where: OPERA METROPOLITAN OTHER EVENTS.\" New York Times (1923-), Mar 19 1967, p. 1. ProQuest. Web. 1 Oct. 2024.\r\n\"Hartwell Mace, Baritone, at Carnegie Recital Hall.\" New York Times (1923-), Mar 20 1967, p. 25. ProQuest. Web. 1 Oct. 2024." . . .