Posted By:
SeanI would bet that SGC, PSA or GAI would be able to see that work was done. If I were to casually look at it I might miss it, but when it is your job to look for alterations I would think they could pick up on it.
About advanced restoration technology to fool the graders I'm sure the grading companies are also continue to evolve and invent technology to catch this.
Sean BH
PS - Joe when you get the black light make sure to pick up some cool Zeppelin and Hendrix felt posters...Groovy Man!