H. J. Humphries and Cooper Smelting Co
of Sandridge Sidings, St. Albans.
1922 Manufactures.— All grades of oidas anti-friction metals.
Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 147,919 pages of information and 233,587 images on early companies, their products and the people who designed and built them.