<p>Mystery this one - serial appears to be "60207" or "60237". Neither tie in with known USAF or USN serials.
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San Diego - International / Lindbergh Field (SAN / KSAN)
</p>
USA - California, August 9 1991.
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/58613084@N02">Andrew Thomas</a> from Shrewsbury, UK
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/atom-uk/5898727098/">Gulfstream Aerospace C-20H Gulfstream IV (G-IV) US Air Force.</a>