Joel Dueck shares his technique for labeling notebooks in a recent post
" I made some custom covers for my filled moleskines to make them easier to identify. They look much classier than the spine-writing idea. I had some very nice paper handy but any paper could be used – an 11×17 sheet would yield strips of about exactly the right length. Michaels also sells 12" squares of heavier stock paper in various colors and finishes that work very well…"