Jack Sharkey Boxing Heavyweight Champion Signed Authentic Check warbonnet_illustration Every certificate in this series

Every certificate in this series carries the facsimile signatures of United's president and corporate secretary

Below the portrait the registered number sits in its own decorative cartouche

right up through the era this box comes from

🔹 Material: Aluminum

Jack Sharkey Boxing Heavyweight Champion Signed Authentic Check warbonnet_illustration Every certificate in this seriesUnleash a Legend: Item Specifics! Player Name: Jack Sharkey Item Type: Check Authentication: BGS & JSA Number of Signatures: 1 Notes: Boxing Heavyweight Champion Own a piece of history signed by the legendary Jack Sharkey! Prepare to be captivated by this incredible piece of sports memorabilia! This isn't just any item; it's a genuine check boldly signed by none other than the "Boston Tar Baby" himself, Jack Sharkey, the Boxing Heavyweight Champion.