Skip to main content

certified autographs

This 2011 Bowman Chrome Prospects autographed Bryce Harper card is the milestone 20 millionth item certified by PSA. (Photo credit: Professional Sports Authenticator.)
Authentication

PSA Hits 20 Million Milestone - Submitter Gets Signed Harper Ball

By Tom Bartsch

Auction of the Week

memorabilia-network-logo
Auction News

The Memorabilia Network

Sign up Now for our Upcoming Auction: 10/24/2022 – 11/06/2022. Bringing you global, high-end memorabilia auction and consulting services, while telling your stories.