A rushed pic Inside 172 003 which is at Barking station, trying to avoid photgraphing the passengers already on the train
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/47739225@N08">citytransportinfo</a>
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/citytransportinfo/27351389831/">172-Barking-P1370947</a>