Gallagher Index for 1983 UK General Election
<ul><li>Original image: <a href="//commons.wikimedia.org/wiki/User:One_Salient_Oversight" title="User:One Salient Oversight">One Salient Oversight</a></li>
<li>vectorization: <span class="int-own-work" lang="en">Own work</span></li></ul>
<a href="//commons.wikimedia.org/wiki/User:One_Salient_Oversight" title="User:One Salient Oversight">One Salient Oversight</a>