On Mon, 19 Aug 2013 09:44:17 -0600, "WW"
wrote:
http://www.youtube.com/watch?v=Yl8qfu-ojTQ
[...]
What a interesting video. Great craftsman work. WW
That was very interesting. Notice it stated to use a rawhide mallet -
pounding brass.
IIRC the show _ How It's Made_ had an episode on making tubas.