"Henry Hadley Trio" . . . "1942-10-08T20:30:00"^^ . . . "Benefit for the Publication Fund of the National Association for American Composers and Conductors\r\nEntered from New York Times concert listing and review.\r\n\"PROGRAMS OF THE WEEK.\" New York Times (1923-), Oct 04 1942, p. 1. ProQuest. Web. 19 May 2023.\r\n\"HENRY HADLEY TRIO OFFERS U.S. MUSIC: BENEFIT PROGRAM IS PRESENTED IN CARNEGIE CHAMBER HALL.\" New York Times (1923-), Oct 09 1942, p. 26. ProQuest. Web. 19 May 2023." . . "benefit performance" . . "chamber music performance" .