The roundel for the <a href="//commons.wikimedia.org/wiki/Elizabeth_line" title="Elizabeth line">Elizabeth line</a>
Transport for London
Vectorised from <a rel="nofollow" class="external autonumber" href="http://londonist.com/2013/03/competition-for-crossrail-contract-launched.php">[1]</a> and <a rel="nofollow" class="external autonumber" href="https://www.telegraph.co.uk/news/politics/boris-johnson/12170120/Boris-Johnson-has-photo-opportunity-with-the-Queen-as-he-garners-support-for-Out-campaign.html">[2]</a>