Office of Steam Forum for Model & Toy Steam Gas & Hot Air Engines

I watched the entire video with fascination, a few things occurred to me ,1. that was sure a lot of work for what looked like a run of the mill tuba. 2.that brass really is thin. 3.whomever owned must have been a boy between the ages of 10-14 yrs old and 4.....they sure knew what they were doing, not at all gentle with it...but certainly got the job done as part of they're everyday work.