R. A. Dyson and Co
of 76-80 Grafton Street, Liverpool.
1840 Company founded.
1914 Steam and motor engineers and body builders. Specialities: motor repairs; agents; motor body builders and motor wagon wheels. Employees 90. [1]
1920 Private company.
1937 Trailer manufacturers and engineers. [2]
1952 Company made public.
1961 Manufacturers of commercial trailers and semi-trailers (2 tons to 200 tons). 370 employees. [3]