Bobbly
Well-Known Member
If you haven't found these Art 2 Ride video's yet, do look, there is a whole series of films about different subjects and having worked at this one today, it makes interesting viewing and well explained.
https://www.youtube.com/watch?v=BvHizKjDOe4
https://www.youtube.com/watch?v=BvHizKjDOe4