Here are some more pics. I was going to do some labeling and whatnot but for now I’ll just post these. These are all on 67’s, and I’m only assuming these are original because they look like it to me. All stripes appear to be closest to 1/16", some are a hair skinnier.
This is the 67 I saw with the wider 3/16" gap:
Back to 5/32":
5/32" again:
Below: closeup of the stripes, this shows a pattern that looks like it’s from some kind of rolly-wheel situation.
Slightly over 5/32":
And these show an example of how they end on a '67’s fender extensions:
