On Tue, 11 Mar 2008 04:44:49 -0700, RicodJour wrote:

There are a number of videos on YouTube, and do a Google. You'll find
lots of information.

R

Thanks for the useful information. I did start with a google search
(that's how I came up with the link I posted), but came up with too many
unrelated, unspecific, or commercial results. But now I have some other
terms I can put in my search.

The ferrocement seems like a good idea, but I have to talk to the family
about whether or not they mind doing something so permanent.

G.