Policemen and sneeze machine capable of spreading teargas of large area. Policemen in centre armed with gun used to propel rubber bullets. Other policemen are wearing gas mask to protect themselves from tear gas.
Students disrupt a lecture on 'Politics of siege societies' delivered by Irish academic and political diplomat Conor Cruise O'Brien, in keeping with the call for an academic boycott of South Africa. Police or campus security attempt to keep them out. Photograph possibly at UCT