Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 167,645 pages of information and 247,064 images on early companies, their products and the people who designed and built them.
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.
1970 Merger of 2 Tarmac Derby subsidiaries, William Briggs and Sons and Amasco Building Contracts, to form Briggs Amasco[1]
1993 Tarmac floated its waterproofing businesses as Ruberoid, including Permanite, Briggs Amasco and Aaronite.[2][3]
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