Own a piece of Green Bay Packers history with this autographed postcard signed by legendary offensive lineman Jerry Kramer. A key member of the Lombardi-era Packers and a Pro Football Hall of Famer, Kramer's signature is a must-have for any serious football collector. This item has been professionally authenticated and encapsulated in a tamper-evident slab by PSA, ensuring its authenticity and protecting its condition for years to come.