Terry Jenner is struck on the head off a ball from John Snow, Australia v England, 7th Test, Sydney, 2nd day, February 13, 1971© Getty Images
A member of the crowd has a heated exchange with John Snow, Australia v England, 7th Test, Sydney, 2nd day, February 13, 1971© Getty Images
A member of the crowd has an altercation with John Snow, Australia v England, 7th Test, Sydney, 2nd day, February 13, 1971© Getty Images