'Yorkshire Services' Pool timetable Summer 1972

An extract from the Summer 1972 "Britain's Express Coach Guide" produced by the National Bus Company before the launch of the 'National' coach branding. This page shows the Yorkshire-London and Yorkshire-Luton services operated by the 'Yorkshire Services' pool operators (East Midland Motor Services, East Yorkshire Motor Services, West Yorkshire Road Car Company, Yorkshire Traction Company and Yorkshire Woollen District Transport).