Comic Genesis Forums

You'd probably have a better response asking around on the boards at http://www.daizex.com

I remember a few sprite ones floating around on drunkduck, try searching there too.

Other than that I don't know of any...

I don't think there is one, I've seen poster books and puzzle books but no drawing ones. The closest I can think of is a pencil sketch of Asterix by Uderzo in The Class Act.