Hi-
I have no opinion on the autograph itself, Henry, here is the thread you were referencing as well as a link to a discussion regarding autographs of Hendrix. I too thought of that discussion when I saw this post but I have no clue about his autograph at all or whether the one posted is real.
http://www.net54baseball.com/showthread.php?t=203142
http://live.autographmagazine.com/fo...-shaw-datebook
Alan