A few articles we uncovered from a trip around the internet:
The NFL's appeal is fanatical so why is baseball memorabilia a much bigger deal than football? The New York Times tackled the topic on Tuesday.
Peyton Manning does autograph signings for Steiner Sports and Fanatics.com (formerly Dreams Inc.) on a pretty regular basis. His signature is popular but not rare. ESPN's Sports Business Reporter Darren Rovell talked with Fanatics and found out that Manning recently finished a five-hour marathon autograph session to meet what is apparently very strong demand. It would seem realistic for him to be able to sign around 500 in an hour which equates to 2,500 autographs in that one session alone.
The report says demand for Manning is at an all-time high.
Meanwhile, the 'most watched' football card on eBay right now is a 1998 Manning rookie Playoff Contender autograph. A PSA 10 rated example has climbed into five figures on eBay. Click here to see the listing and some interesting info
Based on team branded product sales from the beginning of the season (Sept. 5, 2013) through the NFC and AFC championship games (Jan. 22, 2014), items from the Amazon Denver Broncos Fan Store have outsold items from the Seattle Seahawks shop, leaving the Seahawks as the underdogs, much like in Sunday's Super Bowl.
But don’t count the Seahawks out just yet. One of a kind Seahawks items like an autographed Richard Sherman Autographed Helmet, are outselling similar items from the Broncos by 10 percent at the Amazon Collectibles Store.