Here's one off the Bancroft engine, I had taken it off to clean it. A slightly different design but still effective after 60 years service.
Next one?
Stanley you are crediting me with a better memory than I really have. I'm keeping stum because I can't remember its name. Definitely not laughing at China in fact it could be the other way round. What stuck in my memory was thinking 'that's a complicated piece of kit glad I wasn't playing with it'. Even now I'm not sure if it wasn't for someone who doesn't exist any more.