Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 137,336 pages of information and 220,651 images on early companies, their products and the people who designed and built them.
of Penrhyndeudraeth, Wales.
1915 factory nationalised; factory destroyed by explosion in June 1915 but later rebuilt.
1916 re-opened in January under the Management of the Factories Branch of the Explosives Supply Department.