Quote Originally Posted by keithwms View Post
I do have a question for art historians: how much colour drift might one expect from the paints he used?
More for restorers, I'd think. I doubt any "color drift" This was only 50-80 years ago. Paintings can be cleaned up to like-new condition much older than that. How much color drift has there been in cave paintings thousands of years old? I doubt much. THeir stuff was pure