. . . . . "Entered from booking ledger and New York Times concert listing and review.\r\n\"Who Makes Music and Where.\" New York Times (1923-), 14 Dec. 1969, p. 1. ProQuest. Web. 24 June 2025.\r\nDavis, Peter G. \"PYROTECHNICS MARK GOROG PIANO RECITAL.\" New York Times (1923-Current file), New York, N.Y., 1969." . "solo recital" . "1969-12-16T20:30:00"^^ . . . . . "André Gorog, Piano" .