pulleys for maintaining a uniform tension of the driving belt, and is drawn inward by spiral springs, but is drawn outward, when the saw is to cut, by means of a rope 01' chain attached to the swinging gate and to a lever pi voted to the end of the frame and acted upon by a pivoted bent lever. An improved machine for stirring and discharging mash has been patented by Mr. Stillman E. Chubbuck, of Boston, Mass. This invention relates to that class of machines for