M1 Motorway, M1, Watford, Daventry, Northamptonshire. A view of a Shell-BP petrol station at the headquarters of Project D on the London to Yorkshire Motorway (the M1), near Watford Village.
Petroleum companies Royal Dutch Shell (Shell) and British Petroleum (BP) merged their UK marketing operations between 1932 and 1976
Copyright © Historic England Archive. John Laing Photographic Collection
Credit: A© Historic England Archive. Joh