worcestershire's won the county championship in 1964, and retained their title the following year. gifford was instrumental in these successes, and although he reached 100 wickets only in 1964, between 1963 and 1968 he averaged under 20 with the ball every season. he took his career-best bowling figures in july 1968 when he took 8–28 (albeit in a losing cause) against yorkshire.