A 1948-49 handbook on the American Leavers lace industry, prepared at Lowell Textile Institute for the American Lace Manufacturers Association. It covers the history of hand and machine lace, the origin of lace machines, and yarns used, then follows each step of Leavers lace manufacture: warping, beaming, brass bobbin winding, threading, the machine and its Jacquard mechanism, finishing, and designing, drafting and reading patterns. It closes with lace styles and a glossary, and is illustrated with many factory photographs and machine diagrams.