After returning from the very first Moon landing, astronauts <a href="https://en.wikipedia.org/wiki/Neil_Armstrong" class="extiw" title="en:Neil Armstrong">Neil Armstrong</a>, <a href="https://en.wikipedia.org/wiki/Buzz_Aldrin" class="extiw" title="en:Buzz Aldrin">Buzz Aldrin</a> and <a href="https://en.wikipedia.org/wiki/Michael_Collins_(astronaut)" class="extiw" title="en:Michael Collins (astronaut)">Michael Collins</a> jokingly filled out this customs-and-immigration form. The form was posted on the official website of the <a href="https://en.wikipedia.org/wiki/United_States_Border_Patrol" class="extiw" title="en:United States Border Patrol">United States Border Patrol</a> in 2009, in honor of the 40th anniversary of the Moon landing.
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<br>As a plaintext customs form, it can be considered to fall below the threshold of originality; furthermore, every component of the document -- including the signatures of Armstrong, Aldrin, and Collins -- was composed by employees of the United States Federal Government in the performance of their official duties.
Neil Armstrong, Buzz Aldrin, Michael Collins
1969-07-24
NASA / U.S. Customs and Border Patrol    (retrieved from space.com)