Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 145,998 pages of information and 231,554 images on early companies, their products and the people who designed and built them.
1961 Employed 10,000 persons. Four subsidiaries. 
1962 Acquired Key Glassworks.
1964 Acquired Johnson Radley.
1966 United Glass acquired the British Heat Resisting Glass Co.
1970 Acquired Armstrong Cork Co.
1972 made 1,888 million units with 6,445 employees.
1977 Made 1,890 million units with 6,508 employees. Have eight factories: Castleford (3 furnaces), Alloa (4 furnaces), Harlow (3 furnaces), Shettleton (2 furnaces), Pealey (3 furnaces), New Cross (1 furnace), Kinghorn (1 furnace) and Brimsdown (1 furnace). Had 27% (by volume) of the UK market for glass bottles. Strong in the wines, spirits and soft drinks market.
1977. United Glass is a holding company of which the glass container division, UG Glass Containers Limited, is the largest manufacturer of glass containers in the United Kingdom.