GWR Prince Class

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Type and origin
Power type Steam
Designer Daniel Gooch
Builder Great Western Railway
Configuration 2-2-2
Gauge 7 ft 14 in (2,140 mm)
Leading wheel
4 ft 0 in
Driver diameter 7 ft 6 in
Trailing wheel
4 ft 0 in
Wheelbase 14 ft 10 in
Cylinder size 16 in dia × 24 in stroke
Operator(s) Great Western Railway
Class Prince

The Great Western Railway Prince Class 2-2-2 broad gauge steam locomotives for passenger train work. This class was introduced into service between August 1846 and March 1847, and withdrawn between January and September 1870.

From about 1865, the Prince Class locomotives became part of the Priam Class, along with the Fire Fly Class locomotives.


  • Moose (1846 - 1870)
Named after the animal, the elk.
  • Peri (1846 - 1870)
A peri is a fallen angel in Persian mythology.
  • Prince (1846 - 1870)
Named in honour of Albert, Prince Consort to Queen Victoria.
  • Queen (1847 - 1870)
Named in honour of Queen Victoria
  • Sylph (1847 - 1870)
A sylph is an invisible, mythological creature.
  • Witch (1846 - 1870)
This locomotive was fitted with slightly larger 7 ft 6 in driving wheels. It was named after a female practitioner of witchcraft, a witch.


  • Reed, P. J. T. (February 1953). White, D. E., ed. The Locomotives of the Great Western Railway, Part 2: Broad Gauge. Kenilworth: RCTS. pp. B18–B19. ISBN 0-901115-32-0. 
  • Sheppard, Geof (2008). Broad Gauge Locomotives. Southampton: Noodle Books. ISBN 978-1-906419-09-7. 
  • Waters, Laurence (1999). The Great Western Broad Gauge. Hersham: Ian Allan Publishing. ISBN 0-7110-2634-3.