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Frank Robinson Orioles Losing Streak Gateway Stamp Envelope - Autographed

Eddie Murray Hall Of Fame Gateway Stamp Envelope - Autographed w/ HOF Postmark

Kevin Millwood No Hitter Autographed Gateway Stamp Envelope - Philadelphia Phillies

3,000 Hits Club Signed by Carl Yastrzemski, Stan Musial, Pete Rose, Lou Brock, Al Kaline, Eddie Murray, and Dave Winfield Gateway Stamp Envelope

Kevin Millwood No Hitter Un-Signed Gateway Stamp Commemorative Cachet Envelope - Philadelphia Phillies

Jamie Moyer Autographed Oldest MLB Winning Pitcher Gateway Stamp Envelope - Colorado Rockies

Jamie Moyer Autographed Oriole Park at Camden Yards Gateway Stamp Envelope - Baltimore Orioles

Tony Gwynn & Cal Ripken Jr Autographed Gateway Stamp Commemorative Cachet Envelope

Barry Larkin + Mark McGwire + Will Clark + Bobby Witt + 17 Autographed 1984 Team USA Olympic Baseball Gateway Stamp Cachet Envelope