In the Rockpile: Tyler Chatwood, Roy Oswalt, Biogenesis
Which Rockies players have also played for the Phillies? MLB Immaculate Grid Answers August 10
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Roy Oswalt wants to pitch next season - NBC Sports
Roy Oswalt retires - MLB Daily Dish
Around the League - N.L. - Fake Teams
Roy oswalt hi-res stock photography and images - Alamy
Roy Oswalt retires to the Hall of the Almost Famous
Astros: Reviewing the 2010 Roy Oswalt trade with Phillies
Roy Oswalt decides to retire - ESPN