'65 Barracuda Map Lite or Dome Lite or ??

[dibbons]

Found hanging down in mid-air when I removed the dash of '65 Formula S:

 

[circlepilot]

Glove box, light?

 

[grimreaper]

It mounts to the dash right below the radio to light the front floor space. There should be a little frosted plastic bubble over the bulb held in place by those four little metal nubs.