The 4073 or Castle Class are 4-6-0 type steam locomotives of the Great Western Railway, built between 1923 and 1950. They were designed by the railway's Chief Mechanical Engineer, Charles Collett, for
4079 Pendennis Castle at Didcot Railway Centre in 2023
4079 Pendennis Castle at Chester General station in March 1967
Castle class locos 5051 Earl Bathurst and 5029 Nunney Castle climb St Germans bank
5043 Earl of Mount Edgcumbe is one of two preserved Castles to be fitted with a double chimney
The Great Western Railway 6000 Class or King Class is a class of 4-6-0 steam locomotives designed for express passenger work and introduced in 1927. They were the largest locomotives built by the GWR,
GWR 4073 Class
…on GWR locomotive design and the additions were later removed. The Castles handled all but the heaviest loads, these being entrusted to the 30-strong King Class, themselves a development of the Castles with an even larger boiler and smaller wheels (6 ft 6 in diameter) for both increased tractive effort and to…
6024 King Edward I at Didcot Railway Centre in June 1994
King George V pulling the Bristolian
King Edward II 6023 at Dereham
6024 King Edward 1 Didcot railway centre