Jeremy Potter 
Independent Television in Britain [PDF ebook] 
Volume 4: Companies and Programmes, 1968-80

The ITV network was designed as a federation of companies, different in size and character, jointly and severally constructing programme schedules in which strands of entertainment were interwoven with news bulletins, drama with sport, feature films with documentaries, church services with broadcasting for schools. The purpose of this volume is to convey some impression of diversity by illustrating and illuminating the rich assortment of companies and programmes making up ITV’s overall service to the public in the operation of a plural system on a single television channel during a peak period in British broadcasting.