Entered from booking ledger and New York Times concert listing and review. U.S. PREMIERE of Ernst Toch's SONATINETTA, OP. 84 "OPERA AND CONCERT PROGRAMS FOR THE CURRENT WEEK: OPERA METROPOLITAN CONCERTS, RECITALS TODAY." New York Times (1923-Current file), Jan 21 1962, p. 105. ProQuest. Web. 13 Dec. 2019. "A MODERN PROGRAM BY AEOLUS QUINTET." New York Times (1923-Current file), Jan 22 1962, p. 17. ProQuest. Web. 13 Dec. 2019.