Signed on the back number 4 in silver paint pen w/ 78 AL CY. Official serial #'d hologram. All the letters and numbers are sewn on.
Ron Guidry Memorabilia, Ron Guidry Collectibles, Verified Signed Ron Guidry Photos
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Ron Guidry Autographed Official MLB Baseball New York Yankees 1977 & 78 W.S. Champs Beckett BAS Stock #197060 - Mill Creek Sports
Ron Guidry Jersey, Ron Guidry Gear and Apparel
Ron Guidry Jersey, Ron Guidry Gear and Apparel
New York Yankees - Wikipedia
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