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Bill McGowan, a HOF umpire. For this baseball, McGowan penned his signature, but also wrote the signatures of the other players on the baseball pe...

Chipper Jones Signed Majestic Atlanta Braves Jersey JSA COA Section #11

Signed on a 1981 World Series model baseball, this is signed by Cey, Guerrero and Yeager. Beckett certified BGS D#52

John Sterling Signed Baseball – Heavily Inscribed Stat Ball – JSA COA – Rare Private Signing Up for sale is an Official Major League Baseball pe...

Mike Schmidt Signed Major League Baseball PSA DNA Graded 10 GEM MINT D#52

1966 World Champion Orioles (31) signatures on an OAL/Cronin baseball, with: Sweet spot: Hank Bauer (manager), Harry Brecheen (coach); North pa...

Sure-handed second baseman Willie Randolph turned in yet another solid season in 1986, when he and his New York Yankees teammates partook in the ...

1972 Miami Dolphins Super Bowl Champs Multi Signed Full Size Helmet Steiner COA

1959 American League All-Stars team-signed ONL/Giles baseball with (26) signatures: Sweet spot: Casey Stengel (HOF, manager, d.1959); North pan...

1970 World Champion Orioles (27) signatures on an OAL/Cronin baseball, with: Sweet spot: Earl Weaver (HOF, manager), Billy Hunter (coach); Nor...

This Spalding Official David Stern Game Ball has been signed by Boston's Larry Bird, a big black marker signature. The ball from the Celtics legen...

John Sterling Signed Baseball – Heavily Inscribed Stat Ball – JSA COA – Rare Private Signing Up for sale is an Official Major League Baseball pe...

Mike Schmidt Signed Major League Baseball PSA DNA Graded 10 GEM MINT D#52

Signed at the annual HOF game, there are 10 signatures here, a mix of 1968 Tigers players and HOFers. Ray Schalk, Lloyd Waner, Red Ruffing, Edd Ro...

Dan Marino Signed Miami Dolphins Jersey JSA COA Section #11

Tony Allen Signed Reebok Boston Celtics Jersey JSA Sticker Section #11

John Sterling Signed Baseball – Heavily Inscribed Stat Ball – JSA COA – Rare Private Signing Up for sale is an Official Major League Baseball pe...

Dozens of potent signatures are collected on the surface of this Negro League Legends multi-signed bat. This like-new Louisville Slugger is cover...

Legends are collected, with this Major League Baseball All-Century Team multi-signed bat. Limited-Edition numbered "18/175", this Adirondack Big ...

2022 New York Mets Pitchers Combined No Hitter Signed Baseball BGS Beckett D#52

John Sterling Signed Baseball – Heavily Inscribed Stat Ball – JSA COA – Rare Private Signing Up for sale is an Official Major League Baseball pe...

John Sterling Signed Baseball – Heavily Inscribed Stat Ball – JSA COA – Rare Private Signing Up for sale is an Official Major League Baseball pe...

12 sigs with: Bob Feller, Steve Carlton, Rod Carew, Bobby Doerr, Al Kaline, Rollie Fingers, Ozzie Smith, Bob Gibson, Juan Marichal, Fergie Jenkins...

1967 Orioles (32) signatures on an OAL/Cronin baseball, with: Sweet spot: Hank Bauer (manager), Harry Brecheen (coach); North panel: Billy Hunt...