. "1973-04-14T20:00:00"^^ . . . . . . . . "Entered from booking ledger and New York Times concert listing and review.\r\n“Jazz/Rock/Folk/Pop: Who Makes Music and Where.” New York Times [New York, N.Y., United States], 8 Apr. 1973, p. 173. AL.\r\nSherman, Robert. \"Kathe Schoenberg, Mezzo, Sings Program.\" New York Times (1923-), 16 Apr. 1973, p. 49. ProQuest. Web. 16 Jan. 2026." . "Kathe Schoenberg, Mezzo-Soprano" . . . . "solo recital" .