Pirates trade Tony Pena to the Cardinals
St. Louis Cardinals Price List - Supercollector Catalog
Matt Olson ties team homer mark with 51, Braves beat Phillies 7-6 in 10 innings - The San Diego Union-Tribune
Setting (Low) Standards for the Catcher Position - Viva El Birdos
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Tony Pena
10 Biggest Trades in Pirates History
Carpenter hurt as Cards lose to Pirates again
Gene Collier: A (mainly) ugly trip through Pirates' trade history
1982 Topps Blog: Card #138: Tony Pena
Cardinals top the Cubs to split their weekend series in London
Baseball's enforcer, California Angels Ed Ott
This Date in Pittsburgh Pirates History: April 1st, Pirates Make the Jason Thompson and Tony Pena Trades – PBN History
2018 MLB Trade Deadline Preview — College Baseball, MLB Draft, Prospects - Baseball America