Grumman <a href="https://en.wikipedia.org/wiki/E-1_Tracer" class="extiw" title="en:E-1 Tracer">E-1B Tracer</a> in the <a href="https://en.wikipedia.org/wiki/Intrepid_Sea-Air-Space_Museum" class="extiw" title="en:Intrepid Sea-Air-Space Museum">Intrepid Sea-Air-Space Museum</a>.
The E-1 Tracer was the first purpose built airborne early warning aircraft used by the United States Navy. It was a derivative of the C-1 Trader and first entered service in 1958.
<a href="//commons.wikimedia.org/wiki/User:AdMeskens" class="mw-redirect" title="User:AdMeskens">Ad Meskens</a>
CC BY-SA 3.0
<span class="int-own-work" lang="en">Own work</span>