This is a resurrected and now expanded version of something that was on my work website. That was (is) a link on Wikipedia and led to a larger project to set up a database of all Pluto book covers, that sadly stalled.
Schematic SVG maps of
Norfolk Railways,lines, heritage and current,
Norfolk Railways current Network Rail.
Other schematic maps are available.
Based on Wikipedia resources, uses their route map with links to their entries for stations overlaid
(prints as landscape on A4 at 80%).