the line to was electrified in stages, reaching ormskirk in 1913, with different, incompatible emus. initially 12 third-class motor coaches with gangways on their outer ends and six third-class trailers were built, followed in 1910–14 by seven first-class and 23 third-class trailers, four driving trailer thirds, and eight motor coaches with motors. after the 1923 grouping the line was part of the london, midland and scottish railway (lms), and in 1926–27 11 lms electric units were built for the ormskirk route, withdrawn in 1964.