Either way would be correct even in at the concourse judging level from what I've been told. I have an original black one in my 67...
Not sure if we'll ever know the real deal on this one? Maybe ask Gary Patrick, or Glenn Uettwiller <birdman@gdi.net> or Steve might have some info on this too? Steve <steve@1968firebird.org> Or maybe Geoff will know off the top of his Archives?