1851 Great Exhibition: Official Catalogue: Class VI.: Francis Lewis and Sons
209. LEWIS, FRANCIS, and SONS, Manchester — Manufacturers.
Wheel-cutting and dividing engine for cutting bevel-spur and worm wheels.
Model of Lewis and MacLardy's patent roving and slub spindle for cotton, wool, flax, and other fibrous substances, and of spindle for doubling any descriptions of yarns on the same principle.