Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 148,470 pages of information and 233,895 images on early companies, their products and the people who designed and built them.
1976 Acquired Royal Sovereign Group bringing stationery, office requisites, books, toys, toiletries and fancy goods into the group, in addition to the existing paper making, packaging, printing and stationery
By 1979 had also acquired John Heath.
1982 DRG (UK) Ltd. of Nash Mills, Hemel Hempstead, had subsidiary companies:
1989 Pembridge Investments acquired DRG
1990 DRG Stationery was sold to Biber Holdings of Switzerland. Its name was changed to John Dickinson Stationery Limited.