"1950-11-12T17:30:00"^^ . . . "radio broadcast" . . . . . . . . . "Part of the third 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." . "solo recital" . "Marian Grudeff, Piano" . . .