Agreneva-Slaviansky Royal Russian Choir Entered from New York Times concert listing and review ("Programs of the Week," April 14, 1929, pg. 130; "Russian Choir Sings With Great Beauty" by Olin Downes, April 20, 1929, pg. 26) and program calendar; stated time is approximate. The chorus, appearing in "native dress," performed a program comprised entirely of Russian folk music. Conductor Margarita Agreneva-Slaviansky led the chorus facing the audience. choir performance 1929-04-19T20:00:00