Sidney Sukoenig, Piano Entered from New York Times concert listing and review, program calendars, and advertisement in the 11/15/1931 program. "Concert and Opera Programs of the Week." New York Times 15 Nov. 1931: X9. Print. Downes, Olin. "Sukoenig in Recital." New York Times 17 Nov. 1931: 30. Print. solo recital 1931-11-16T20:30:00