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<ul><li><b>Scope and content:</b>  Original Caption: Testing the radio phone between New York and Washington. U.S. Naval Operators communicating with U.S. Navy department at Washington, D.C., From Bankers' club in New York, through radio telephone. Many of Country's leading bankers witnessed the demonstration.</li></ul>
Photographer: Underwood and Underwood</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>