. . "Benefit for Clarion Music Foundation and City Symphony Orchestra.\r\nBooking Ledger seems to indicate that Birgit Nilsson was the licensee, but not clear." . . "benefit performance" . . . "symphony orchestra performance" . . . "Birgit Nilsson, Soprano, with the Symphony of the Air" . . . . . . "1960-12-04T20:30:00"^^ . . . .