Railways of the Western Region in the 1970s and 1980s

During the 1970s and 1980s, the Western Region was undergoing change in both trains and equipment. On passenger services High Speed Trains worked alongside loco-hauled passenger trains and first generation DMUs, while in the world of freight the last of the traditional vacuum-braked wagon load trains lingered into the 1980s to be replaced by the newly introduced Speedlink services. Semaphore signals were being replaced in Devon by new colour light signals.There was also a contrast between