Thomas the Tank Engine Wikia

Narrow Gauge Rails in Sodor is a 1972 lecture written by the Rev W. Awdry. The lecture details the histories of the Skarloey, Mid Sodor, Culdee Fell and Arlesdale Railways up to that point.



  • The Talyllyn Railway is currently in ownership of Awdry's original lecture notes, which are preserved in the Awdry Study at Tywyn Wharf's Narrow Gauge Railway Museum.
  • On 24th December 2021, a re-reading of the lecture by Tim Dunn was released via YouTube.