Perfect Babe Ruth signed baseball sells for record price at Grey Flannel Auctions
Heritage Auction - Sports Auction Catalog 7037 - Rosemont, IL
Costco selling $30,000 Babe Ruth-signed baseball
Babe Ruth glove sells for record $1.5 million at auction
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Scoring baseball jerseys: expert tips
Old Friend John Lackey Gave Pat Neshek a Babe Ruth Autographed Baseball In Exchange for No. 41
Babe Ruth hat sells for $300K
Babe Ruth & Bob Meusel Signed Baseball Inscribed 1924 10-20 (BAS 9)
Heritage's Spring Sports Catalog Auction Brings In $17.9 Million in Sales – Auction Report
John Racanelli – SABR's Baseball Cards Research Committee