MILL STONES AND CORN MILLS.
We make Burr Millstones, Portable Mills, Smut Machines, Packers, Mill
Picks, Water Wheels, Pulleys, and Gearing, specially adapted to Flour
Mills. Send for catalogue.
Scientific American, Volume 40, No. 13, March 29, 1879 A Weekly Journal of Practical Information, Art, Science, Mechanics, Chemistry, and Manufactures · 第 133 / 162 题