"Again, the OP’s is not a 1989 example, so it is not going to match a 1989 signature.
It is (at least supposed to be) a signature from the period between his sloppy rookie year, and the cleaner more attractive signature of the early to…"
"Terrier, your top photo was after he “transitioned” to the signature with more flair, probably signed deep into the 1991 season. He was becoming a superstar and he needed his signature to reflect that. Your second one was…"
"Griffey is the one person I feel pretty comfortable with. This ball actually looks like the period he signed between his early, sloppy signature and the clean attractive signature we all know today. Forgeries tend to be one of the…"