Fake signatures an unfortunate factor when collecting sports memorabilia

The president of Pro Am Sports in Edmonton says he’d never seen anything like it in 30 years of selling autographed sports cards and other collectibles.

Memorabilia and Autographs — a how to guide on avoiding fakes

Marilyn Monroe collector reveals why late Hollywood legend is more

What not to collect in sports memorabilia

COA legit? : r/SportsMemorabilia

Local man says he spent $13,000 on fake sports memorabilia

Hobby Quick Hits Ep.159 Turning Raw into Graded Transcript

Operation Bullpen: Be aware of these authenticators and autograph

RR Auction: Fine Autographs and Artifacts Featuring Literature by

1961 Yankees Team Signed Baseball, Antiques Roadshow

The Journal of Antiques and Collectibles

BUYER BEWARE! Fanatics Is Selling Counterfeit Sports Memorabilia

Sports fans are rediscovering the joy in trading cards — and these days it comes with a profit

Phony Autograph Authenticators and Fake COAs Mar Collecting Hobby