[John Smith_]

Great presentation - thank you for sharing.
And to think, before the CNC, people in this trade used to do this all by hand. In the US Navy, they were called "Pattern Makers". We've come a long way, Toto.

 

[John Smith_]

and to think that in the near future, a 3-D Printer holding and squirting hot molten bronze metal can do the actual piece in one day. (you do great work - keep it up).