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<ul><li><b>Scope and content:</b>  Original Caption: Naval barracks on historic Cambridge Commons.  The barracks will house the Radio Students at Harvard University.  On Cambridge Common, George Washington took command of the American Army on July 3, 1775.</li></ul></div>
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Unknown author<span style="display: none;">Unknown author</span> or not provided</div>
<a href="https://en.wikipedia.org/wiki/U.S._National_Archives_and_Records_Administration" class="extiw" title="en:U.S. National Archives and Records Administration">U.S. National Archives and Records Administration</a>