The Goodyear Blimp. Specifically, the Spirit of Innovation.
<a href="https://en.wikipedia.org/wiki/en:User:Hughs" class="extiw" title="w:en:User:Hughs">w:en:Hughs</a> (<a href="https://en.wikipedia.org/wiki/en:User_talk:Hughs" class="extiw" title="w:en:User talk:Hughs">talk</a> | <a href="https://en.wikipedia.org/wiki/en:Special:Contributions/Hughs" class="extiw" title="w:en:Special:Contributions/Hughs">contribs</a>)
<span class="int-own-work" lang="">Own work by the original uploader</span>