It's not really Joe Tinker, but a generic image that was used on many pennants of the era. One such example, currently in Heritage....
https://sports.ha.com/itm/baseball-c...kedLots-101116
Still a great piece, and a real gem you have there. Not many oversized Browns Pennants of that era have surfaced, and yours appears to be in pretty nice shape, despite the stain on the spine. Can't quite see the tip, as it is obscured by the black background. But needless to say, It's a keeper!