To celebrate the 150 year anniversary a cavalcade was held between Shildon and Heighington, which started with a replica of "Locomotion" and ended with the prototype high-speed train.
To celebrate the 150 year anniversary a cavalcade was held between Shildon and Heighington on 31 August 1975. A replica of "Locomotion" headed the procession that ended with the prototype high-speed train.