Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 148,518 pages of information and 233,949 images on early companies, their products and the people who designed and built them.
of Sinew Works, Prospect Hill, Redditch, Worcs. Telephone: Redditch 100. Cables: "Sinew, Redditch"
1937 Spring manufacturers. "Sinew" Springs. 
1947 British Industries Fair Advert for "Genteel" Armbands. Also "Sinew" Plate Hangers, "Kooksandee" Oven Tongs, Food Covers and Excellent Novelties. Precision work to customers drawings or instructions from all classes of materials. (Fancy Goods - Olympia, 1st Floor, Stand No. G.2065)