"radio broadcast" . . . . "solo recital" . . . "1949-02-20T17:30:00"^^ . . . "Part of the first season of \"Twilight Concerts\", a series of recitals that took place in the Main Hall at 5:30 PM on Sundays. The first half hour of each concert was broadcast on WQXR." . . "Shirley Trepel, Cello" . .