. . . "Isidore Cohen, Violin, and Robert Helps, Piano" . . . "1964-05-09T17:30:00"^^ . "Entered from booking ledger and New York Times concert listing and review.\r\nWORLD PREMIERE of Robert Helps' FANTASY FOR VIOLIN AND PIANO\r\nNEW YORK PREMIERE of Easley Blackwood's SONATA NO. 1 FOR VIOLIN AND PIANO, OP. 7\r\n\"OPERA AND CONCERT PROGRAMS.\" New York Times (1923-), May 03 1964, p. 1. ProQuest. Web. 20 Nov. 2023.\r\nKlein, Howard. \"COHEN AND HELPS PRESENT RECITAL: 2 FIRST PERFORMANCES GIVEN BY VIOLINIST AND PIANIST.\" New York Times (1923-), May 10 1964, p. 82. ProQuest. Web. 14 Dec. 2023." . . . "duo recital" . .