Thanks Robby, Marko, and Axe!:) (at least some are interested in something that isn't a cruise ship
I've never really animated anything before, so it's a new venture for me.
Thanks for the link Kostas, that helps a lot! The two sticks, do you mean the piston and the one to operate the steam inlet valve? Yeah, I know they don't operate simultaneously. It's the two smaller rods that connect to the steam inlet that cause me the most confusion. That bit should easy to work on, I can scale things etc. As I said though, modeling a steam engine, and animating one, is a new venture for me. Hopefully I can improve it, though!
Here's a small update. Not much, but one none the less! I rendered the prop image with a grey background because of the angle of one of the blades relative to the camera angle, it was shaded dark so you couldn't see it.
And here's a box of blasting gelatin.