I don’t know if the link will work for those of you not on Facebook.
This is a photo set of the dis-assembly and re-assembly of Tweetsie #12 for it’s 15 year boiler inspection.
Ralph
Cool. It appears the link works even if not on Facebook 
https://www.facebook.com/media/set/?set=a.10151456068726252.525301.52091101251&type=1
Very interesting…thanks for that!
Thank you Ralph. Interesting set.
Cool. And you thought building model steam engines as hard.
Am I correct, they used to use wood as an insulation before the Asbestos Fiber.
Fascinating!
Ralph,
Thanks for posting that. I loved it. I never saw that kind of thing before. It was really interesting, since 4 of my 8 locos are Bachmann 4-6-0 s.