A staff member displays the cassette with the recording of four Danish schoolboys' interviews with John Lennon and Yoko Ono during the couple's winter stay in Thy, Jutland, Denmark in 1970 at Bruun Rasmussen Auction House in Copenhagen, Denmark, September 28, 2021. (Photo: REUTERS)

The tape, featuring the unreleased song "Radio Peace," was recorded on Jan. 5, 1970 by four 16-year-old Danish boys who succeeded in getting an interview with the couple for a school magazine.

Bids for the cassette tape, which was put up for sale along with photographs from the meeting by the former school boys. It was not immediately known who bought the recording.