"1868Z"^^ . "The 439 Class, nicknamed the Bicycle class because of its unusual appearance, was a series of six 2-4-0 mixed-traffic engines designed by Joseph Armstrong for the Great Western Railway, and built at Swindon Works in 1868. The \"Bicycles\" worked at Northern Division sheds, running between Wolverhampton and Chester."@en . "GWR 439 Class"@en . "6"^^ . . "1868Z"^^ .