A 1931 trade-journal article describing Crompton & Knowles' new high-speed automatic 4x1 box worsted loom for fabrics of four to twenty ounces. It reports running speeds of 130 to 160 picks per minute, compared with about 100 to 105 on the older worsted loom. It details the head motion unit, gearing, bearings, shipper, take-up, lay and bunter construction. A photograph with labeled parts accompanies the text.