[3] Clark made sports history in England on 20 January 1974 when he became the first player ever in The Football League to score a goal on a Sunday.
In October 1966 he left Bristol City to sign for Huddersfield Town in exchange for John Quigley.
[5] Clark failed to settle at the Yorkshire club and, after two years, was snapped up by Cardiff City manager Jimmy Scoular for £8,000.
[5] Scoring twice on his debut during a 4–3 win over Derby County, he went on to form a lethal partnership with John Toshack, ending the season with 17 goals and his first Welsh Cup winners medal.
He left the club to sign for Newport County before finishing his career with a number of player-manager roles at several Welsh Football League sides.