Re: How to Superimpose a grid question?
Spotted this question Charlie and wondered if you still need an answer? I use a gridding technique when working on photorealistic sketches (is this why you need a grid?) and Adobe Photoshop has a simple grid tool that can be used.
This link also explains how to go one step further
http://www.bolducpress.com/tutorials/ho ... photoshop/Of course, you need to have Adobe photoshop. I have it but I couldn't possibly send you a copy as this would infringe piracy laws even if you sent me a pm begging me and supplied your address to me!
My latest work in progress which shows the grid in very faint 2h pencil...