Quote Originally Posted by Rob L View Post
Hey Joel,

I got a hold of the guy from the blog and showed him this thread. He loved it and wants to update his blog. You may want to hook up with him and combine the research. His name is Paul Carr and seems to be very cool. Keep up the good work!!this is an awesome thread.

Btw, received a 1991 Goose Gossage cap today. On the Diamond tag, the Authentic portion is a over the logo.
I have some good examples that show that the Authentic portion was in the logo for the first time 1991. So all the chart is saying is that the Diamond tagged changed in 1991.