Harold Cone, Piano, and Madeleine Carabo-Cone, Violin Entered from booking ledger and New York Times concert listing and review. "MUSIC PROGRAMS OF THE WEEK." New York Times (1923-), Jun 02 1963, p. 118. ProQuest. Web. 3 Oct. 2023. "Harold and Madeleine Cone Present Duo Sonata Recital." New York Times (1923-), Jun 09 1963, p. 84. ProQuest. Web. 3 Oct. 2023. duo recital 1963-06-08T14:30:00