High Quality Content by WIKIPEDIA articles! The North Western Railway is the main railway company featured in The Railway Series of children`s books by the Rev. W. Awdry. Although the company`s name has never been specifically stated in the books, it was mentioned as such in tie-in books such as The Island of Sodor: Its People, History and Railways by the Rev. Awdry, and also on some maps that were drawn to accompany the Railway Series.