Edit - just seen the above post by Apollo!!!! Haha....
Dragging this thread back - I don’t know how many folks are aware of the timepix.co.uk Ordnance survey photos from 1946-1953 of the Manchester area. Wigan Railways and surrounding areas are heavily featured and include the Whelley loop, the Dobbs brow - Dicconson lane line, the Pemberton loop, the Bryn - Pemberton LMS owned colliery branch, the Standish pits, Leigh, Hindley, Etc etc etc. Here are a few selected shots....