MLB Collectibles > Houston Astros > Baseballs Craig Biggio Signed Autographed Rawlings Hall of Fame Baseball Inscribed HOF 2015 TRISTAR COA Christian Walker Houston Astros Autographed Baseball with "Go Astros" Inscription - Autographed Baseballs 1982 Houston Astros TEAM SIGNED Baseball 22 sigs w/Nolan Ryan, Knight, Sutton - Autographed Baseballs Jeff Bagwell Signed Autographed ML Baseball Inscribed HOF 17 TRISTAR COA Nolan Ryan Signed Autographed Major League Baseball TRISTAR COA Roger Clemens Houston Astros Signed 2004 All-Star Baseball PSA/DNA - Autographed Baseballs More Houston Astros Autographed Baseballs