That's the one, all right
I knew you could do it, Tom - thanks.
That regional scheme from CommonWealth deserves a longer look, which I'll give it. As a map of potential nations, it doesn't work as well, with all those non-contiguities... as a map of "voting blocs", which it purports to be, it's admirable.
One thing it does that I've advocated for years, having lived there for a time: it consoldiates Appalachia into a single "state".