Class 73's number 73138 (previously  E6045) in Network Rail yellow brings up the rear of a Network Rail test train working from Hither Green to Hither Green with number 73107 (previously E6013) in two tone grey on the front on 12 March 2014. The Network Rail test train including a generator van AXA 6261 (converted from a Mk1 gangwayed brake built in 1957 or 1958) and radio survey train coach AZA 72612.
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<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/99279135@N05/13112067104/">73138 and 73107 Hither Green to Hither Green</a>