By Emma Graham-Harrison

“Long live Chairman Mao Zedong” is scrawled on a thin strip of wood stuck into the ground where a peasant in tattered clothes is urging on a weary-looking ox. Near “Ploughing with Mao” are beautifully composed shots of young, fanatical Red Guards smashing antiques, and another group¬†roughly tormenting a “counter-revolutionary” old man.¬†