[AZLiberty]

Um, that one is on the correct direction.

Often they are upside down, that one is correct though.
Guild truss rod covers are sort of an art-deco style that matches the headstock.

There are actually two styles, one that looks like that and one that looks sort of like the G-Shield. (and of course the 12-string ones are wider to accommodate the dual truss rods of the older models.