Richard Gibbon’s book ‘Stephenson’s Rocket and the Rainhill Trials’ states that, “ while crowds were waiting, Rocket entertained them by giving rides and demonstrations. Passengers were carried up and down the nearby steep Whiston Incline on seats temporarily arranged in one of the test wagons.” This supports the idea that these coaches weren’t at the trials which accounts for the engravings showing wagons identical to Rocket & Sans Pareil’s tenders.  The coaches modelled ran at the o