This product is a must for folks like us...
I stumbled upon this web site: OhGizmo! Graph paper napkins (http://www.ohgizmo.com/2009/01/20/graph-paper-napkins-keep-your-doodles-to-scale/) and found a must-have accessory for the readers of this web site.
(http://www.ohgizmo.com/wp-content/uploads/2009/01/graph_paper_napkins.jpg)