World Record $3.12 Million T206 Honus Wagner Baseball Card
Mike Trout rookie card $3.9 million
A $6.6M T206 Honus Wagner Becomes World's Most Expensive Sports Card – Robb Report
Mike Trout's rookie card sells for nearly US$4m - Taipei Times
The Card, The List, The Hope: BASEBALL! — Prospector Theater
Rare Honus Wagner baseball card on deck at Winterhur
How A 'Defective' $1300 Honus Wagner Baseball Card Set A New Record, $3.12 Million
These are the Most Expensive Trading Cards Ever Sold » TwistedSifter
Honus Wagner - Wikipedia
Mike Trout trading card sells for almost $4 million, breaks record set by Honus Wagner card - The Washington Post