The Original Wagner card available in SCP Auctions' Spring Auction - Sports Collectors Digest

Roberto Clemente silver bat, Wilt Chamberlain disco suit highlight SCP auction - Sports Collectors Digest

SCP Auctions

Lou Gehrig photo matched game worn jersey sold by SCP Auctions

Mantle signed card collection leads SCP Auctions' 2018 Premier Auction - Sports Collectors Digest

List of most expensive sports cards - Wikipedia

haulsofshame.com

The 'Original Wagner' baseball card reappears after 20 years

Honus Wagner baseball card sells privately for $1.2 million - The Boston Globe

T206 Honus Wagner - Wikipedia

SCP Auctions