The Art of the Millstones, How They Work
The Art of the Millstones, How They Work . ... Many larger mills have one or two pair of electricity driven millstones to grind stone ground flour. One mill in North Carolina has 4 pair of millstones that grind 24 hours a day, 7 days a week making nothing but corn meal. The combination millbakeries that have spring up across the country use ...