Ключевые слова: agriculture, ancient, background, circle, circular, craft, crush, danish, denmark, equipment, flour, grain, grid, grind, grinder, grinding, grinding mill, grindstone, heavy, historical, industry, innovation, ladder, manufacturing, mill, miller, millstone, moving, old, plant, power, rock, rotation, round, rural, standing, stone, traditional, village, vintage, wall, wheel, windmill,