The Railway Series is a series of British books about a railway known as the North Western Railway, located on the fictional Island of Sodor. There are 42 books in the series, the first published in May 1945 by the Rev. Wilbert Awdry. Twenty-five more books were written by Awdry, the final one being written in October 1972. Sixteen more were written by his son, Christopher Awdry, between September 1983 and July 2011. The series features many anthropomorphic vehicles, including Thomas the Tank Engine. Thomas became the most popular and famous character in the series and the titular character of the television series Thomas & Friends from 1984 to 2021. Many characters and stories from the books formed the basis of the children's television series.
