Me too, good job. Tube in a tube reminds of the model rockets I used to build. Fin supports between tubes might explain the wider dark band seen as a spiral?. Do you think a lot of the heat might be discharged in a space between tubes and out the ends? Or are the ends completely sealed?
On Wednesday, October 15, 2014, Jed Rothwell <jedrothw...@gmail.com> wrote: > You & Alan have done an amazing job sleuthing out the details of this > thing. I suppose you are right, although I cannot tell. If you are right it > is a great job and if you are wrong you have a vivid imagination! > > - Jed > >
