The games covered are the FA Cup ties played in 1974 and 1986, a League Cup tie that took place in 1988 and a famous 2-0 Posh win in League One in 2008.
5. POSH 1, LEEDS 0
Left-back Martin Pike went in goal for Posh for the last 20 minutes in the 1986 FA Cup tie against Leeds. Here he is celebrating the 1-0 win at full-time. Photo: David Lowndes
6. POSH 1, LEEDS 4.
Posh legend Tommy Robson is just beaten to the ball by Leeds United goalkeeper David Harvey in 1974. Paul Madeley of Leeds is close by. Photo: National World
7. POSH 1, LEEDS UNITED 4
John Cozens heads home the Posh consolation goal in the 1974 FA cup tie in front of a capacity crowd of 28,000. Photo: National World Photo: National World
8. POSH 1, LEEDS 4
Leeds centre forward Joe Jordan outjumps Posh legend Chris Turner in 1974. Photo: National World