"Steve" wrote in message =
news =20
Also, I'm wondering it if is ok to mark on the plastic chart cover =
sheet to
maintain a plot as I would on a paper chart??Would pencil erase ok on =
that
stuff??
=20

Steve, I wouldn't use an ordinary pencil since it may permanently mark =
the soft plastic. I use a chinagraph pencil on my Yeoman. (Are they =
found under another name in the USA? If so, see =
http://www.armadilloart.com/chinagraph_pencils.htm). Chinagraph pencils =
are soft enough to write on plastic without any permanent groove being =
made.

John