. . . . "Boris Lang and His Master Class" . . "Entered from advertisement and calender in 12/4/1928 program, as well as New York Times concert listing (\"Programs of the Week,\" Dec. 9, 1928, pg. x10).\r\nTitle: Fifth Annual Piano Recital by Boris Lang & His Master Class\r\nManagement: Boris Lang Piano Institute" . . "joint recital" . . . "1928-12-12T20:15:00"^^ . . . . "student performance" . . .