Jimmy Johnstone green and white Celtic v. Fiorentina match worn long-sleeved shirt

Jimmy Johnstone green and white Celtic v. Fiorentina match worn long-sleeved shirt, 1970, Umbro, M with crew-neck collar with signed COA from Giuseppe Longoni's wife stating her husband swapped the shirt with Johnstone The above shirt was worn by Jimmy Johnstone in the European Cup quarter-Final match against Fiorentina played on 18th March 1970, the shirt was gained as a swap with Giuseppe Longoni