"Seated on the sofa are <a href="https://en.wikipedia.org/wiki/William_S._Benson" class="extiw" title="en:William S. Benson">Admiral Benson</a>, Chief of Naval Operations; <a href="https://en.wikipedia.org/wiki/Edward_M._House" class="extiw" title="en:Edward M. House">Colonel House</a>, head of the mission; and General <a href="https://en.wikipedia.org/wiki/Tasker_H._Bliss" class="extiw" title="en:Tasker H. Bliss">Tasker H. Bliss</a>, Chief of Staff. They took part in the Inter-Allied Conference which began November 29, 1917. General Bliss remained as America's permanent representative in the Supreme War Council held at Versailles." (caption)
Unknown author<span style="display: none;">Unknown author</span>
Sometime around November 29, 1917?
"Collier's New Photographic History of the World's War" (1919), page 12