"The Living Uncle Sam" formed by 19,000 military officers and men at Camp Lee, Virginia in 1919, during World War I
<bdi><a href="https://en.wikipedia.org/wiki/en:Arthur_Mole" class="extiw" title="w:en:Arthur Mole"><span title="American photographer (1889-1983)">Arthur Mole</span></a>
</bdi>
<a rel="nofollow" class="external text" href="https://www.jstor.org/stable/41949818">Chicago Historical Society, Negative #ICHi-16309</a>