Here's my mutant 7-up. That red coverage had me going so long I didn't even know it was a Pelt.
I didn't even know the "black" was the base or that it was transparent until one day the sun hit it just right. For the longest time I had it stuck in with my Rainbow Reds.
Plain Jane NLR's do exist.
And yes, I agree, pattern says NLR on that one.
There are six-ribbon Rainbos.
However, I am inclined to think NLR-era for yours.
Whether my champ guess is good or not, here's why I think swirl: as well as I can tell without having it in hand, it looks like that yellow ribbon (with its white ribbon sidekick) takes the form of one continuous stream.
My $.02