Benefit concert for the Council of American-Latvian Organizations of New York Entered from booking ledger and New York Times concert listing and review. "WEEK'S MUSIC." New York Times (1923-), Jan 19 1964, p. 1. ProQuest. Web. 1 Nov. 2023. Ericson, Raymond. "MUSIC FROM LATVIA IS GIVEN IN CONCERT." New York Times (1923-), Jan 26 1964, p. 80. ProQuest. Web. 1 Nov. 2023.