Copyright resides with the original holder, no reproduction without permission.
This is a grab from the title sequence of Countryfile, it probably dates from the early 1990s, when the weekly rural affairs magazine show went out on a Sunday morning.
Thanks to Ian Collins for making the grab available.
The following comment was left on the Pebble Mill Facebook page:
Tim Manning: ‘Carl Booth was the designer, and I seem to recall they were from the mid-90s.’