Machine 31-55 has two needles and two oscillating shuttle:: and Is designed for two-line vamping and staying In the manufacture of shoes. It may also be used for stitching waist belts, slippers or other articles In light or medium weight leather where two parallel lines of fine stitching, alike on both sides, are desired. It Is provided with a roller presser, tension release, drop feed and knee lifter and has an oil cup for lubricating the thread. Thorn Is a clear working space of 10 1/4 Inches at the right of the wheel. The machine may be furnished In gauges from 1/32 Inch to 3/16 Inch for vamping, and from 3/32 Inch to 1/4 Inch for staying, In steps of 1/32 Inch. The standard gauges are, for vamping 1/32 Inch and 1/8 Inch, for staying 1/4 Inch.