A U.S. Navy Grumman E-1B "Tracer" (BuNo 147223) of RVAW-110 Det.4 at Naval Air Station Jacksonville, Florida (USA), in July 1976. RVAW-110 Det. 4 was assigned to Carrier Air Wing 19 (CVW-19) aboard the aircraft carrier USS "Franklin D. Roosevelt" (CV-42) for a deployment to the Mediterranean Sea from 4 October 1976 to 21 April 1977. This was the last deployment of "Franklin D. Roosevelt", of CVW-19, and the last operational deployment of the E-1 "Tracer".