It was my tease - hence the wink. Looks heath robinson but served our railways. I'm guessing they have local power units these days.Walkingthedog wrote: ↑Wed Jan 26, 2022 7:57 am Would work on 12 inch to the foot, that’s exactly what signalmen were operating when they heaved on the leavers.
As for "bell cranks" I thought that was Quasimodo!
All this new terminology to learn...and glad to see from Rogers post, he has a like struggle.
I frequently struggle to find things on the net just because I don't know the right term.
Conversely, sometimes I know the right word, search for images and seem to keep landing on the Dallas Cowboys Cheerleaders!
...give it a second...

Dave