A cassette with the recording of four Danish schoolboys' interview with John Lennon and Yoko Ono in 1970, will be sold by the Bruun Rasmussen Auction House in Copenhagen. EPA
A cassette with the recording of four Danish schoolboys' interview with John Lennon and Yoko Ono in 1970, will be sold by the Bruun Rasmussen Auction House in Copenhagen. EPA

Rare tape of John Lennon and Yoko Ono to go on sale in Denmark