A double-signed programme and a poster for the Muhammad Ali v Ken Norton fight in San Diego in 1973, the programme cover signed by both boxers in gold

A double-signed programme and a poster for the Muhammad Ali v Ken Norton fight in San Diego in 1973, the programme cover signed by both boxers in gold marker pen, the on-site fight poster mounted, framed and glazed, 76 by 53cm., 30 by 21in., both items sold together with COA's signed by Jerry Haack (4)