[D.O.G.F.A.N.]

Originally Posted by Madcaravanner

Hi Laura

Try contacting the National Railway Museum they may be able to help BUT try a company who makes boilers because they are covered by so much legislation regarding allowed pressures fuel types to produce the required pressure within the constrains of the boiler size

Boiler construction is a very specialised job and not to be attempted by amateurs no offence intended but a boiler fault usually only ends up with one consequence a big explosion

Would that be The Big Bang Theory?