Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 167,669 pages of information and 247,074 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.
Consulting engineers and chartered civil engineers
Papers and photographs, mainly relating to Colquhoun's work as resident engineer during the construction of the Mersey Road Tunnel, are held by the Churchill Archives Centre, Cambridge.
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