The logo for <a href="https://en.wikipedia.org/wiki/Motorail_(British_Rail)" class="extiw" title="w:Motorail (British Rail)">Motorail</a>, a brand of <a href="https://en.wikipedia.org/wiki/British_Rail" class="extiw" title="w:British Rail">British Rail</a>.
British Rail Design Research Unit
SVG created from <i>British Rail Corporate Identity Manual</i>, sheet <a rel="nofollow" class="external text" href="http://www.doublearrow.co.uk/manual/2_28.1974-04.gif">2/28 - April 1974</a>