An 8x10 hand signed photo of former Green Bay Packer Lineman JOHN MARTINKOVIC. The signature is in blue sharpie . MARTINKOVIC was a member of the Packers from 1951-56 and is also a member of the Green Bay Packer Hall of Fame. This photo was signed at a public signing in our store. This item is guaranteed to be 100% authentic and will include a COA with matching serial numbered holograms.