. . . . . "New York Debut\r\nEntered from booking ledger and New York Times concert listing and review.\r\n\"Who Makes Music and Where.\" New York Times (1923-), 09 Feb. 1969, p. 1. ProQuest. Web. 6 May 2025.\r\nStrongin, Theodore. \"MANN, A VIOLINIST, IN HIS DEBUT HERE.\" New York Times (1923-), 11 Feb. 1969, p. 25. ProQuest. Web. 6 May 2025." . . "1969-02-10T20:30:00"^^ . . "Sydney Mann, Violin" . "solo recital" . .