[Bell Historians] This week's obscure question

David Bryant david at b...
Sat Oct 18 20:18:00 BST 2003

> I could write more about the evolution of American bellframes from
> timber to cast iron and steel, but perhaps that's wandering too far
> from David's question.

I'm certainly interested. I think it helps to put things like this into an
international perspective - it demonstrates whether technologies were
adopted sooner in some countries than in others.


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