. . . . "Entered from booking ledger and New York Times concert listing and review.\r\n\"Who Makes Music and Where.\" New York Times (1923-), 20 Apr. 1969, p. 1. ProQuest. Web. 15 May 2025.\r\nHughes, Allen. \"PROGRAM OF SONGS BY WILLIAM MOUNT.\" New York Times (1923-), 24 Apr. 1969, p. 42. ProQuest. Web. 16 May 2025." . . . "1969-04-23T20:30:00"^^ . "William Mount, Baritone" . . "solo recital" . .