No airshow complete without one of these, were used on the regular service to Sumburgh in the fifties.
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/16633132@N04">Ronnie Robertson</a>
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<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/16633132@N04/16312325664/">SAS Douglas DC-3 Dakota G-AMPZ</a>