I haven't made a gear like that in years. The comment about "no
distractions" was right on. The first and second tries at making the
gear wound up in the scrap barrel. 3rd try looked more like a military
aircraft checklist!

Winston wrote:
I stumbled across this and found it fascinating because
it provided information that I "didn't know I didn't know":
http://www.youtube.com/watch?v=VHTXaU7GZC0

--Winston