. . . . . . . "solo recital" . "Gregory Butler, Piano" . "New York Debut\r\nEntered from booking ledger and New York Times concert listing and review.\r\nNEW YORK PREMIERE of Harry Somers' PIANO SONATA NO. 3\r\n“Theater: Arts and Leisure Guide.” New York Times [New York, N.Y., United States], 19 Jan. 1975, p. 109. Arts & Leisure.\r\nRockwell, John. “Music in Review: Gregory Butler Bows at Piano.” New York Times [New York, N.Y., United States], 26 Jan. 1975, p. 46." . "1975-01-19T20:30:00"^^ . . . .