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 18-7 has one needle and a central bobbin shuttle, a roller presser and drop feed al the left of the needle. 'The cylinder bed is 2 inches in diameter and 10'., inches in length from the needle to the base of the arm. If is used on children's shoes and other articles having a small opening.