 These singels were released in the 12" format during 1977 and 1978.Island released in 1976/1977 a small number of 12" "limited edition" singles in a BS series

Following on from the 1960s releases, these were originally released with pink labels featuring the 'white i' logo, except for the two Chrysalis albums.Possibly as a result of a pressing plant change, Jethro Tull's Chrysalis album "Benefit" was also pressed on the pink rim/palm tree Island label sometime between November 1970 (when that label design went into use) and July 1973 (when Tull's first four albums, including "Benefit", were reissued in the Chrysalis CHR 1000 series).