Machines of Class 18 have a cylinder bed with the balance wheel at the left hand and are designed for vamping shoes, etc.They are also successfully used for stitching other work in light and medium weight leather. A flat, work plate which can he readily attached or detached is furnished when so ordered. Machine 18-3 has one needle and a long beak shut,lie, a roller presser and wheel Iced at the left of the needle. The cylinder bed is 2’2 inches in diameter and IO1·, inches in length from the needle to the base of the arm. It, is used for shoe work.