Thank you for checking out an Authentic Memorabilia Company listing! We are pleased to offer the following item and will happily answer any questions that you may have about it! Item: Jack Sharkey signed handwritten letter.Condition: Autograph and letter are in good condition overall. Authentication: Guaranteed authentic by the Authentic Memorabilia Company. Regarding authenticity, the majority of our items come authenticated by some of the industry's authorities including Steiner Sports, Upper Deck, Tri-Star, Professional Sports Authenticator (PSA), James Spence Authentication (JSA), Beckett Authentication Services (BAS), Sportscard Guaranty (SGC) and Roger Epperson Authentication Limited (REAL). Feel free to message us regarding wanting additional photos, information or any other concerns you may have. This item is in the category "Sports Mem, Cards & Fan Shop\Autographs-Original\Boxing\Other Autographed Boxing Items". The seller is "authenticmemorabiliaco" and is located in this country: US. This item can be shipped worldwide.