Domestic lock stitch electric powered Singer sewing machine, model 201K, serial no. EB071649, having a gear driven rotary shuttle, 1937. Domestic lock stitch electric powered Singer sewing machine 1937
Singer lock stitch button-hole sewing machine head with accessories, made by Singer Manufacturing Company Ltd., United States, 1887. Singer lock stitch button-hole sewing machine head with accessories 1887
Singer industrial lock stitch sewing machine, model 29K, used for leather, 1896-1900. Singer industrial lock stitch sewing machine 1896-1900
Singer 760 electric lock stitch sewing machine, convertible to free arm type, 1972 Singer 760 electric lock stitch sewing machine 1960