The four large Archimedian screws generating electricity from the flow of water are on the river Tees at 54°33'54.52"N, 1°17'8.44"W. The website gazettelive reported on 21 Oct 2010:
"Four Archimedes screws, weighing 30 tonnes apiece, have been inserted into the Tees Barrage White Water Course. The screws, which cost £75,000 each, will be used to pump water around the course - and generate electricity."
Both Elizabeth Berrington and Patrick Baladi appear in "Stella "
Brenda Blethyn and Elizabeth Herrington appeared together in the film Secrets And Lies.