Ukrainian/Russian aviators <a href="https://en.wikipedia.org/wiki/Igor_Sikorsky" class="extiw" title="en:Igor Sikorsky">en:Igor Sikorsky</a>, Genner, Kaulbars in the airplane "Russian Vityaz"
<bdi><a href="https://en.wikipedia.org/wiki/en:Karl_Bulla" class="extiw" title="w:en:Karl Bulla"><span title="German-Russian photographer">Karl Bulla</span></a>
</bdi>
1913
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