Scottish footballer Dave Mackay pictured during a training session for Tottenham Hotspur at the club's White Hart Lane Ground in London in 1967. (Photo by Popperfoto via Getty Images/Getty Images)
Scottish footballer Dave Mackay pictured during a training session for Tottenham Hotspur at the club's White Hart Lane Ground in London in 1967. (Photo by Popperfoto via Getty Images/Getty Images)