RARE Negro League Signed Baseballs Featuring Mamie Peanut Johnson and OthersWilliamson Auction Gallery4.7(215)$501 day Left
MLB Red Sox Signed Baseballs, HOF G. Brett (5pc)J. James Auctioneers & Appraisers4.3(219)$150Mar 28, 2026
2007 Boston Red Sox Signed World Series Baseball with 24 Signatures MLB AuthenticMynt Auctions4.4(839)$1006 hrs Left
1969 Boston Red Sox Team Signed Baseball with Carl Yastrzemski JSA COAMynt Auctions4.4(839)$1001 day Left
2007 Boston Red Sox Team Signed ALDS Game Ball with JSA AuthenticationMynt Auctions4.4(839)$1001 day Left
1950 New York Yankees Signed Baseball Collection 35 Balls JSA COAMynt Auctions4.4(839)$1004 days Left
1970 Boston Red Sox Team Signed Baseball with 24 Signatures PSA COAMynt Auctions4.4(839)$1005 days Left
1958 New York Yankees Team Signed Baseballs Collection 33 Balls PSA JSA Upper DeckMynt Auctions4.4(839)$1003 hrs Left
