
1) English invention
Found on
https://www.crosswordclues.com/clue/spinning-mule

The spinning mule, is a machine used to spin cotton and other fibres in the mills of Lancashire and elsewhere. They were used extensively from the late eighteenth to the early twentieth century. Mules were worked in pairs by a minder, with the help of two boys: the little piecer and the big or side piecer. The carriage carried up to 1320 spindles ...
Found on
http://en.wikipedia.org/wiki/Spinning_mule

(from the article `Bolton`) ...was known for woolen textiles, but by the 18th century cotton had replaced wool, and the production of yarns and fabrics was increasing. Samuel ... British inventor of the spinning mule, which permitted large-scale manufacture of high-quality thread and yarn.Common industrial spinning techniques include r...
Found on
http://www.britannica.com/eb/a-z/s/141
No exact match found.