MLB Authentication, Hologram Authenticator

Defining what a “Game-Used Baseball” is (and is not)

MLB authenticators find value in baseball's mundane moments – Orange County Register

These cops aren't fighting crime, they're fighting forged baseball memorabilia

MLB Authentication in High Gear During Playoffs

Dodger Stadium could learn a thing or two from 100-year-old Wrigley Field

What does having the MLB Authentication hologram sticker on my card mean? – Baseball Card Authentica

MLB Authentication Program: Hologram Information

MLB Authentication program has definite attention to detail - Beckett News

How MLB Authenticates Balls Like Aaron Judge's 60th Homer - The New York Times

Lot Detail - Derek Jeter Signed Game Used Baseball (MLB Authenticated)