Pushing back from its T1 stand, the 737 was relatively new to SN when I took this shot.  Obviously bound for BRU, though they used to operate a low frequency service to Ostend from LHR.
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/130275500@N02">G B_NZ</a>
CC BY-SA 2.0
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/130275500@N02/16828723777/">Sabena 737-200 OO-SDL at LHR</a>