Very old <a href="https://en.wikipedia.org/wiki/Northwest" class="extiw" title="en:Northwest">en:Northwest</a> <a href="https://en.wikipedia.org/wiki/excavator" class="extiw" title="en:excavator">en:excavator</a>
<a href="https://en.wikipedia.org/wiki/User:Daniel_Christensen" class="extiw" title="en:User:Daniel Christensen">Daniel Christensen</a> (<a href="https://en.wikipedia.org/wiki/User_talk:Daniel_Christensen" class="extiw" title="en:User talk:Daniel Christensen">talk</a>) (Transferred by <a href="//commons.wikimedia.org/w/index.php?title=User&amp;action=edit&amp;redlink=1" class="new" title="User (page does not exist)">User</a>
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I (<a href="https://en.wikipedia.org/wiki/User:Daniel_Christensen" class="extiw" title="en:User:Daniel Christensen">Daniel Christensen</a> (<a href="https://en.wikipedia.org/wiki/User_talk:Daniel_Christensen" class="extiw" title="en:User talk:Daniel Christensen">talk</a>)) created this work entirely by myself. (Originally uploaded on en.wikipedia)