Exhibit in the National Museum of American History, Washington, DC, USA. This item is in the public domain because it is property of the national museum. Photography was permitted in the museum without restriction.
<a href="//commons.wikimedia.org/wiki/User:Daderot" title="User:Daderot">Daderot</a>
2013-02-13 10:31:05
<span class="int-own-work" lang="en">Own work</span>