Roy Oswalt lends expertise as guest instructor for Astros

Dealing Roy Oswalt was catalyst for Astros' rebirth

Former Astros Star Roy Oswalt Defends Team Amid Sign-Stealing Scandal With Curious Tweet

Roy Oswalt's Greatest Moments, Relive Roy Oswalt's greatest moments in an Astros uniform., By Houston Astros Highlights

Roy Oswalt lends expertise as Astros' guest instructor

April 5, 2002 - People - Hobart and William Smith Colleges

Elliott: 2019 Most Influential Canadians in Baseball - Walker, Okotoks angels, Anthopoulos, Rogers, Soroka — Canadian Baseball Network

Astros legend Roy Oswalt goes into restaurant business

Jake Kaplan: The Athletic by Astros Baseball

Roy Oswalt Career Highlights

Roy Oswalt and the Astros: What happens when the dust settles? - The Crawfish Boxes

Roy Oswalt Birthday Reel (8/29), Happy birthday, Roy Oswalt! 🎉 Celebrate some of his greatest moments as an Astro., By Houston Astros Highlights

JAWS and the 2023 Hall of Fame Ballot: Jimmy Rollins