Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 148,100 pages of information and 233,633 images on early companies, their products and the people who designed and built them.
of Laboratories, Watford, Herts. Telephone: Watford 1475 and 806 (5 lines). Cables: "Marconi, A.B.C."
1929 Listed Exhibitor - British Industries Fair. Manufacturers of Yeast-Vite Tablets for indigestion, biliousness, acidity, disordered stomach, headache, liver and nerves, also general tonic or for anæmia, boils, skin eruptions, and colds. (Stand No. K.48)