DescriptionEnglish Electric Class 20 No 20188 (D8188) (8061968481).jpg
The British Rail (BR) Class 20 were built by English Electric between 1957 and 1968. They are known by railway enthusiasts as "Choppers", a name derived from the distinctive beat that the engine produces under load which resembles the sound of a helicopter.
to share – to copy, distribute and transmit the work
to remix – to adapt the work
Under the following conditions:
attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use.
https://creativecommons.org/licenses/by/2.0CC BY 2.0 Creative Commons Attribution 2.0 truetrue