Inside the baseball card boom: Mile High Card Company sells Babe Ruth rookie card for $2.46 million – Canon City Daily Record
Signed Giannis Antetokounmpo rookie card sells for more than $1.8 million, sets record
Mickey Mantle Rookie Card Sells For $5.2 Million, Setting Record For Largest Card Transaction
Mike Trout rookie card sets record, sells for nearly $4 million at auction - Sports Illustrated
Mike Trout's $3.9M Rookie Card Becomes the Most Expensive of All Time – Robb Report
The heated phone call behind sale of $5.46 million baseball card
Angels' Mike Trout rookie card sells for record $3.93M at auction
Mike Trout Rookie Card Sells for Record-Breaking $900K at Auction, News, Scores, Highlights, Stats, and Rumors
Honus Wagner card sells for $6.6M, obliterating record for most expensive card