. . "John Bigg, Piano" . . "New York Debut\r\nEntered from booking ledger and New York Times concert listing and review.\r\nNEW YORK PREMIERE of Michael Tippett's PIANO SONATA NO. 2\r\n\"Who Makes Music and Where.\" New York Times (1923-), 15 Mar. 1970, p. 109. ProQuest. Web. 23 July 2025.\r\nHughes, Allen. \"JOHN BIGG OF BRITAIN MAKES PIANO DEBUT.\" New York Times (1923-), 21 Mar. 1970, p. 18. ProQuest. Web. 23 July 2025." . "solo recital" . . . . . "1970-03-20T20:30:00"^^ . .