I recently sold this on eBay and before the buyer paid they more than awesomely educated me on psa signatures and provided a “can’t fully authenticate” screenshot from psa. What is it about this that would make you think it’s fake?
First day issue envelopes are a huge haven for forged autographs like this Williams. I stay miles away from first day issues. Whether it be sport or entertainment these envelopes are just a black hole in the hobby.