A graph showing the large gradient increase from Rolvenden to Tenterden Town on the K&amp;ESR.
<a href="//commons.wikimedia.org/wiki/User:Bradley_Wurth" class="mw-redirect" title="User:Bradley Wurth">Bradley Wurth</a>
CC BY-SA 4.0
<span class="int-own-work" lang="en">Own work</span>