The aviators, Coli and Nungesser, who attempted to fly non-stop across the Atlantic in the <a href="https://en.wikipedia.org/wiki/L%27Oiseau_Blanc" class="extiw" title="en:L'Oiseau Blanc">L'Oiseau Blanc</a>. They disappeared along with their aircraft on 8 May 1927.
Unknown author<span style="display: none;">Unknown author</span>
1927
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/sdasmarchives/4824888194/sizes/o/in/photostream/">Source</a> (San Diego Air &amp; Space Museum Flickr)