Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 148,107 pages of information and 233,634 images on early companies, their products and the people who designed and built them.
of Factory B, Treforest Trading Estate, near Pontypridd, Galmorgan, Wales. Telephone: Taffs Well 278 (3 lines). Cables: "Glass, Pontypridd"
1947 Listed Exhibitor - British Industries Fair. Manufacturers of "E-Mil" Brand Volumetric Laboratory Glassware, Lamp-blown Apparatus and Chemical Thermometers. (Olympia, Ground Floor, Stand No. D.1691) 
1964 Acquired by James A. Jobling and Co.