This ex-Polish Air Force MiG-21 trainer is now privately owned in the US. Stripped of all paint, it waits patiently for a return to flight. It is a two-seat 'UM' variant which had the NATO codename 'Mongol-B'. Polish Air force serial '6507'. c/n 07695165. Glendale Municipal Airport. 13-2-2014.
<bdi><a href="https://www.wikidata.org/wiki/Q33132025" class="extiw" title="d:Q33132025"><span title="photographer from the UK">Alan Wilson</span></a>
</bdi>
CC BY-SA 2.0
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/ajw1970/13204820035/">Mikoyan MiG-21UM [N321ST]</a>