Man brushing the surface of a grindstone
Man with baskets working at a grindstone
Man turning a grindstone
Courtyard of a paper-making shop showing grindstone with paper pulp and roller
Courtyard of a paper-making shop with donkey harnessed to a grindstone, baskets of paper scraps, and boy hanging paper on a wall to dry
So Ghia Ts'a, Ningsia. So Ahung's cave home.