Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 148,110 pages of information and 233,634 images on early companies, their products and the people who designed and built them.
of Corporation Street, Sheffield
c.1814 The original lead business was established.
1901 Eclipse patent roof glazing used in construction of railway stations
1903 Private company.
1914 Sanitary engineers and experts, lead pipe and steel sash manufacturers. Specialities: "Eclipse" patent roof glazing, lead pipes and pneumatic organ tubes, metal casements, steel sashes. 
1936 Company made public.
1961 Glazed roofing and metal window manufacturers, makers of Eclipse and Alumell patent glazing, metal windows, lantern and roof lights; Melloclad curtain walling; Mellwall panelling and partitioning; Mellozing metal spraying; Mellopad anti-vibration materials and Mellothene polythene. 
1968 Pillar closed 3 loss-making metal window companies including that of Mellowes and Mellowes Luxfer