Chart room, looking toward the aft bulkhead.  The navigation spaces aboard Hornet are located three levels above the flight deck, on the port side of the island, and just aft of the pilothouse and the bridge.

DRT station.  The "dead reckoning trace" (DRT) is a mechanical computer that plots the location of the ship on a paper chart, based upon a known start location and a series of inertial inputs.

Radar pedestal, located just forward of the DRT.