diagram of broad, standard and mixed mileage operated by Great Western Railways in the years 1851 to 1891
<a href="//commons.wikimedia.org/w/index.php?title=User:Marcel.kummer&amp;action=edit&amp;redlink=1" class="new" title="User:Marcel.kummer (page does not exist)">Marcel.kummer</a> //<a href="//commons.wikimedia.org/w/index.php?title=User:Wiki_LIC&amp;action=edit&amp;redlink=1" class="new" title="User:Wiki LIC (page does not exist)">Wiki LIC</a> (Spanish translation)
<span class="int-own-work" lang="en">Own work</span>