2008-07-24: Cardiff City 1-0 Celtic, Algarve Challenge Cup, Faro – Pictures – The Celtic Wiki

2003: The Year Celtic reached the UEFA Cup Final in Seville

1988-10-05: Celtic 4-0 Honved, European Cup – Pictures – The Celtic Wiki

FAI Cup Final Derry City 27/10/2002 David Kelly Ma - 80008

Celtic Team Line-Up 1927-28 – The Celtic Wiki

1977-05-07: Celtic 1-0 Rangers, Scottish Cup Final – Pictures – The Celtic Wiki

Celtic brush aside Rangers in one-sided Old Firm derby

Rangers and Peterhead sell 46,000 tickets for Petrofac Cup final at Hampden - Daily Record

2007–08 Celtic League - Wikipedia

1970 European Cup final - Wikipedia

Celtic star Stephen Welsh attracts transfer interest as 'Porto join race for Hoops defender

Liel Abada missing Celtic 'big brother' Nir Bitton as he counts down to dream Champions League campaign - Football Scotland

FAI Cup - Wikipedia

Celtic fans plan Merchant City trophy day party as supporters urged to descend on Glasgow Cross - Daily Record