Don Foreman wrote:
See
http://www.fpl.fs.fed.us/documnts/fplgtr/fplgtr06.pdf
=20

Thanks for the link. Really helpful. Had some of the same questions.

--=20
Will R.
Jewel Boxes and Wood Art
http://woodwork.pmccl.com
The power of accurate observation is commonly called cynicism by those=20
who have not got it.=94 George Bernard Shaw