Entered from booking ledger and New York Times concert listing and review. "Who Makes Music and Where." New York Times (1923-), Sep 24 1967, p. 136. ProQuest. Web. 23 Oct. 2024. "YOUNG WOMEN OFFER PIANO DUET RECITAL." New York Times (1923-), Sep 30 1967, p. 27. ProQuest. Web. 24 Oct. 2024.
Rosita Casanova and Violeta de la Mata, Piano Duo