The Avro 594 Avian is prepared for the <a href="https://en.wikipedia.org/wiki/Mercy_flight" class="extiw" title="w:Mercy flight">Mercy Flight</a> to <a href="https://en.wikipedia.org/wiki/Fort_Vermilion" class="extiw" title="w:Fort Vermilion">Fort Vermilion</a>.  January 2, 1928.  Provincial Archives of Alberta, A11794.
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/95711690@N03">Provincial Archives of Alberta</a>
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/alberta_archives/14068467006/">Mercy Flight preparation</a>