Flour mill operated by man-power, 16th century

Victorian illustration to download showing a 16th-century flour mill operated by man-power. On the middle floor two men turn large wheels to power the mill. On the top floor are the grindstones; the miller fills sacks with flour using a scoop. On the bottom floor a donkey enters laden with sacks of grain. Men carrying sacks of grain and flour go up and down the stairs linking the floors.