On Sat, 03 Dec 2011 18:55:29 -0500, Bob Engelhardt
wrote:

I'm curious as to why, for a 1-off, they went to the trouble & expense
of a steel mould. Why not lost wax, for example? I know it would have
been a challenge supporting it, but wouldn't it have still been
easier/cheaper that that HUGE steel mould?

Bob

When you have 64 million bux worth of gold, spending 50 or 100 grand
on a mold is chump change.
Dave