Caerphilly Castle' 4-6-0 locomotive in the Land Transport Gallery. This locomotive was designed by C B Collett for the Great Western Railway and built at the Swindon works. At that time it was the most powerful locomotive in the country in terms of calculated tractive effort, developing 31,626lb. It was withdrawn from service in 1960 having covered 1,910,630 miles. The 'Caerphilly Castle' was transferred to the National Railway Museum in 1997.
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