Homebrew PCBs

You have to be patient and careful, but photographic Seal Release
Paper -- this is the paper which is used dry mounting photographs (not
the adhesive surface, the surface which is in contact with the print
-- prevents adhesive from attaching to the print face surface -- it
has a very slick surface and if you print the layout with a laser
printer you can transfer the toner to the copper 

As I said, you have to be careful.  If you don't handle the paper
carefully the toner will come off very easily.

Jack