DVD B&R 40: Setting the StandardsDVD B&R 40: Setting the Standards 19. 75 A programme filled with British Railways Standard Classes of locomotives introduced onto the main lines of Britain in 1951. By 1960, when 9F 92220 Evening Star emerged from Swindon Works, there were a total of 999 engines in 12 classes of 6 different wheel arrangements. From an extensive archive collection of film we have been able to tell the story of these locomotives in great detail using only film from pre