TVS is Television South, now meridian TV their Studio's are in Maidstone. They produced many a loved programme including Number 73.
Mind you I love Tynes TV too, they produced Supergran and Worzel Gummidge.
There may be some mistake here. Portland Bill was nothing to do with Henson, just a kid's TV programme in the 80's. we had loads of stop frame animation:
The Amazing adverntures of Morph:
Click Here (from the studios of Walace & Gromit)
My Favourite, The Flumps:
Click Here
Chortlon and the Wheelies:
Click Here
Cockleshell Bay:
Click Here (did have it's own programme, but here as part of Rainbow)
Wind in Willows:
Click Here
Bertha:
Click Here
There are loads more I'll post later.