This was a regular around many UK regional airports.  Here it is spotted at BHX in the early 1980's.
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/130275500@N02">G B_NZ</a>
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/130275500@N02/24030211752/">Cessna Citation G-BHTT at BHX</a>